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Updated 4 h ago

Vulnerability database

Every flaw the U.S. government’s cybersecurity agency (CISA) has confirmed attackers are using, plus the new WordPress plugin and theme bugs published each day, sorted by what they mean for a small business. We refresh it twice a day. If you see something your website or office runs, tell us.

1,762exploited flaws on CISA’s list
34added in the last 30 days
344new WordPress flaws this week
390,080entries in the database

172 results · page 3 of 4

  • Oct 21, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove unreasonable unlock in ocfs2_read_blocks Patch series "Misc fixes for ocfs2_CVE-2024-49965 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove unreasonable unlock in ocfs2_read_blocks Patch series "Misc fixes for ocfs2_read_blocks", v5. This series contains 2 fixes for ocfs2_read_blocks(). The first patch fix the issue reported by syzbot, which detects bad unlock balance in ocfs2_read_blocks(). The second patch fixes an issue reported by Heming Zhao when reviewing above fix. This patch (of 2): There was a lock release before exiting, so remove the unreasonable unlock.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 21, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: reserve space for inline xattr before attaching reflink tree One of our customers rCVE-2024-49958 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: reserve space for inline xattr before attaching reflink tree One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. Upon troubleshooting, the fsck -fn output showed the below corruption [EXTENT_LIST_FREE] Extent list in owner 33080590 claims 230 as the next free chain record, but fsck believes the largest valid value is 227. Clamp the next record value? n The stat output from the debugfs.ocfs2 showed the following corruption where the "Next Free Rec:" had overshot the "Count:" in the root metadata block. Inode: 33080590 Mode: 0640 Generation: 2619713622 (0x9c25a856) FS Generation: 904309833 (0x35e6ac49) CRC32: 00000000 ECC: 0000 Type: Regular Attr: 0x0 Flags: Valid Dynamic Features: (0x16) HasXattr InlineXattr Refcounted Extended Attributes Block: 0 Extended Attributes Inline Size: 256 User: 0 (root) Group: 0 (root) Size: 281320357888 Links: 1 Clusters: 141738 ctime: 0x66911b56 0x316edcb8 -- Fri Jul 12 06:02:30.829349048 2024 atime: 0x6691

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 21, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix null-ptr-deref when journal load failed.CVE-2024-49957 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix null-ptr-deref when journal load failed. During the mounting process, if journal_reset() fails because of too short journal, then lead to jbd2_journal_load() fails with NULL j_sb_buffer. Subsequently, ocfs2_journal_shutdown() calls jbd2_journal_flush()->jbd2_cleanup_journal_tail()-> __jbd2_update_log_tail()->jbd2_journal_update_sb_log_tail() ->lock_buffer(journal->j_sb_buffer), resulting in a null-pointer dereference error. To resolve this issue, we should check the JBD2_LOADED flag to ensure the journal was properly loaded. Additionally, use journal instead of osb->journal directly to simplify the code.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 21, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flaCVE-2024-49877 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following ocfs2_set_buffer_uptodate() if bh is NULL.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 9, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_xattr_find_entry() Add a paranoia check to make sure iCVE-2024-47670 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_xattr_find_entry() Add a paranoia check to make sure it doesn't stray beyond valid memory region containing ocfs2 xattr entries when scanning for a match. It will prevent out-of-bound access in case of crafted images.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 29, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix DIO failure due to insufficient transaction credits The code in ocfs2_dio_end_iCVE-2024-42077 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix DIO failure due to insufficient transaction credits The code in ocfs2_dio_end_io_write() estimates number of necessary transaction credits using ocfs2_calc_extend_credits(). This however does not take into account that the IO could be arbitrarily large and can contain arbitrary number of extents. Extent tree manipulations do often extend the current transaction but not in all of the cases. For example if we have only single block extents in the tree, ocfs2_mark_extent_written() will end up calling ocfs2_replace_extent_rec() all the time and we will never extend the current transaction and eventually exhaust all the transaction credits if the IO contains many single block extents. Once that happens a WARN_ON(jbd2_handle_buffer_credits(handle) <= 0) is triggered in jbd2_journal_dirty_metadata() and subsequently OCFS2 aborts in response to this error. This was actually triggered by one of our customers on a heavily fragmented OCFS2 filesystem. To fix the issue make sure the transaction always has enough credits for one extent insert before each call of ocfs2_mark_extent_written(). Heming Zhao said:

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 29, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry() xattr in ocfs2 maybe 'CVE-2024-41016 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry() xattr in ocfs2 maybe 'non-indexed', which saved with additional space requested. It's better to check if the memory is out of bound before memcmp, although this possibility mainly comes from crafted poisonous images.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 29, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_check_dir_entry() This adds sanity checks for ocfs2_diCVE-2024-41015 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: add bounds checking to ocfs2_check_dir_entry() This adds sanity checks for ocfs2_dir_entry to make sure all members of ocfs2_dir_entry don't stray beyond valid memory region.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 12, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2_journal_dirty() bdev->bd_super has been removCVE-2024-40952 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2_journal_dirty() bdev->bd_super has been removed and commit 8887b94d9322 change the usage from bdev->bd_super to b_assoc_map->host->i_sb. This introduces the following NULL pointer dereference in ocfs2_journal_dirty() since b_assoc_map is still not initialized. This can be easily reproduced by running xfstests generic/186, which simulate no more credits. [ 134.351592] BUG: kernel NULL pointer dereference, address: 0000000000000000 ... [ 134.355341] RIP: 0010:ocfs2_journal_dirty+0x14f/0x160 [ocfs2] ... [ 134.365071] Call Trace: [ 134.365312] <TASK> [ 134.365524] ? __die_body+0x1e/0x60 [ 134.365868] ? page_fault_oops+0x13d/0x4f0 [ 134.366265] ? __pfx_bit_wait_io+0x10/0x10 [ 134.366659] ? schedule+0x27/0xb0 [ 134.366981] ? exc_page_fault+0x6a/0x140 [ 134.367356] ? asm_exc_page_fault+0x26/0x30 [ 134.367762] ? ocfs2_journal_dirty+0x14f/0x160 [ocfs2] [ 134.368305] ? ocfs2_journal_dirty+0x13d/0x160 [ocfs2] [ 134.368837] ocfs2_create_new_meta_bhs.isra.51+0x139/0x2e0 [ocfs2] [ 134.369454] ocfs2_grow_tree+0x688/0x8a0 [ocfs2] [ 134.369927] ocfs2_split

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 12, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2_abort_trigger() bdev->bd_super has been removCVE-2024-40951 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL pointer dereference in ocfs2_abort_trigger() bdev->bd_super has been removed and commit 8887b94d9322 change the usage from bdev->bd_super to b_assoc_map->host->i_sb. Since ocfs2 hasn't set bh->b_assoc_map, it will trigger NULL pointer dereference when calling into ocfs2_abort_trigger(). Actually this was pointed out in history, see commit 74e364ad1b13. But I've made a mistake when reviewing commit 8887b94d9322 and then re-introduce this regression. Since we cannot revive bdev in buffer head, so fix this issue by initializing all types of ocfs2 triggers when fill super, and then get the specific ocfs2 trigger from ocfs2_caching_info when access journal. [joseph.qi@linux.alibaba.com: v2]

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 12, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix races between hole punching and AIO+DIO After commit "ocfs2: return real error CVE-2024-40943 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix races between hole punching and AIO+DIO After commit "ocfs2: return real error code in ocfs2_dio_wr_get_block", fstests/generic/300 become from always failed to sometimes failed: ======================================================================== [ 473.293420 ] run fstests generic/300 [ 475.296983 ] JBD2: Ignoring recovery information on journal [ 475.302473 ] ocfs2: Mounting device (253,1) on (node local, slot 0) with ordered data mode. [ 494.290998 ] OCFS2: ERROR (device dm-1): ocfs2_change_extent_flag: Owner 5668 has an extent at cpos 78723 which can no longer be found [ 494.291609 ] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 494.292018 ] OCFS2: File system is now read-only. [ 494.292224 ] (kworker/19:11,2628,19):ocfs2_mark_extent_written:5272 ERROR: status = -30 [ 494.292602 ] (kworker/19:11,2628,19):ocfs2_dio_end_io_write:2374 ERROR: status = -3 fio: io_u error on file /mnt/scratch/racer: Read-only file system: write offset=460849152, buflen=131072 ========================================================================= In __blockdev_d

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 22, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journal_head from buffer_head EncountCVE-2021-47493 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix race between searching chunks and release journal_head from buffer_head Encountered a race between ocfs2_test_bg_bit_allocatable() and jbd2_journal_put_journal_head() resulting in the below vmcore. PID: 106879 TASK: ffff880244ba9c00 CPU: 2 COMMAND: "loop3" Call trace: panic oops_end no_context __bad_area_nosemaphore bad_area_nosemaphore __do_page_fault do_page_fault page_fault [exception RIP: ocfs2_block_group_find_clear_bits+316] ocfs2_block_group_find_clear_bits [ocfs2] ocfs2_cluster_group_search [ocfs2] ocfs2_search_chain [ocfs2] ocfs2_claim_suballoc_bits [ocfs2] __ocfs2_claim_clusters [ocfs2] ocfs2_claim_clusters [ocfs2] ocfs2_local_alloc_slide_window [ocfs2] ocfs2_reserve_local_alloc_bits [ocfs2] ocfs2_reserve_clusters_with_limit [ocfs2] ocfs2_reserve_clusters [ocfs2] ocfs2_lock_refcount_allocators [ocfs2] ocfs2_make_clusters_writable [ocfs2] ocfs2_replace_cow [ocfs2] ocfs2_refcount_cow [ocfs2] ocfs2_file_write_iter [ocfs2] lo_rw_aio loop_queue_work kthread_worker_fn kthread

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 22, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption after conversion from inline format Commit 6dbf7bb55598 ("fs: DCVE-2021-47460 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption after conversion from inline format Commit 6dbf7bb55598 ("fs: Don't invalidate page buffers in block_write_full_page()") uncovered a latent bug in ocfs2 conversion from inline inode format to a normal inode format. The code in ocfs2_convert_inline_data_to_extents() attempts to zero out the whole cluster allocated for file data by grabbing, zeroing, and dirtying all pages covering this cluster. However these pages are beyond i_size, thus writeback code generally ignores these dirty pages and no blocks were ever actually zeroed on the disk. This oversight was fixed by commit 693c241a5f6a ("ocfs2: No need to zero pages past i_size.") for standard ocfs2 write path, inline conversion path was apparently forgotten; the commit log also has a reasoning why the zeroing actually is not needed. After commit 6dbf7bb55598, things became worse as writeback code stopped invalidating buffers on pages beyond i_size and thus these pages end up with clean PageDirty bit but with buffers attached to these pages being still dirty. So when a file is converted from inline format, then writeback triggers,

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 22, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: mount fails with buffer overflow in strlen Starting with kernel 5.11 built with CONCVE-2021-47458 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.1

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: mount fails with buffer overflow in strlen Starting with kernel 5.11 built with CONFIG_FORTIFY_SOURCE mouting an ocfs2 filesystem with either o2cb or pcmk cluster stack fails with the trace below. Problem seems to be that strings for cluster stack and cluster name are not guaranteed to be null terminated in the disk representation, while strlcpy assumes that the source string is always null terminated. This causes a read outside of the source string triggering the buffer overflow detection. detected buffer overflow in strlen ------------[ cut here ]------------ kernel BUG at lib/string.c:1149! invalid opcode: 0000 [#1] SMP PTI CPU: 1 PID: 910 Comm: mount.ocfs2 Not tainted 5.14.0-1-amd64 #1 Debian 5.14.6-2 RIP: 0010:fortify_panic+0xf/0x11 ... Call Trace: ocfs2_initialize_super.isra.0.cold+0xc/0x18 [ocfs2] ocfs2_fill_super+0x359/0x19b0 [ocfs2] mount_bdev+0x185/0x1b0 legacy_get_tree+0x27/0x40 vfs_get_tree+0x25/0xb0 path_mount+0x454/0xa20 __x64_sys_mount+0x103/0x140 do_syscall_64+0x3b/0xc0 entry_SYSCALL_64_after_hwframe+0x44/0xae

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 1, 2024In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix unremoved procfs host directory regression Commit fc663711b944 ("scsi: corCVE-2024-26935 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix unremoved procfs host directory regression Commit fc663711b944 ("scsi: core: Remove the /proc/scsi/${proc_name} directory earlier") fixed a bug related to modules loading/unloading, by adding a call to scsi_proc_hostdir_rm() on scsi_remove_host(). But that led to a potential duplicate call to the hostdir_rm() routine, since it's also called from scsi_host_dev_release(). That triggered a regression report, which was then fixed by commit be03df3d4bfe ("scsi: core: Fix a procfs host directory removal regression"). The fix just dropped the hostdir_rm() call from dev_release(). But it happens that this proc directory is created on scsi_host_alloc(), and that function "pairs" with scsi_host_dev_release(), while scsi_remove_host() pairs with scsi_add_host(). In other words, it seems the reason for removing the proc directory on dev_release() was meant to cover cases in which a SCSI host structure was allocated, but the call to scsi_add_host() didn't happen. And that pattern happens to exist in some error paths, for example. Syzkaller causes that by using USB raw gadget device, error'ing on usb-storage

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 10, 2024In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfs_rq's Kevin is reporting crashes whCVE-2021-47209 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfs_rq's Kevin is reporting crashes which point to a use-after-free of a cfs_rq in update_blocked_averages(). Initial debugging revealed that we've live cfs_rq's (on_list=1) in an about to be kfree()'d task group in free_fair_sched_group(). However, it was unclear how that can happen. His kernel config happened to lead to a layout of struct sched_entity that put the 'my_q' member directly into the middle of the object which makes it incidentally overlap with SLUB's freelist pointer. That, in combination with SLAB_FREELIST_HARDENED's freelist pointer mangling, leads to a reliable access violation in form of a #GP which made the UAF fail fast. Michal seems to have run into the same issue[1]. He already correctly diagnosed that commit a7b359fc6a37 ("sched/fair: Correctly insert cfs_rq's to list on unthrottle") is causing the preconditions for the UAF to happen by re-adding cfs_rq's also to task groups that have no more running tasks, i.e. also to dead ones. His analysis, however, misses the real root cause and it cannot be seen from the crash backtrace only, as t

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 15, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption by fallocate When fallocate punches holes out of inode size, ifCVE-2021-47114 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67Medium 5.5

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption by fallocate When fallocate punches holes out of inode size, if original isize is in the middle of last cluster, then the part from isize to the end of the cluster will be zeroed with buffer write, at that time isize is not yet updated to match the new size, if writeback is kicked in, it will invoke ocfs2_writepage()->block_write_full_page() where the pages out of inode size will be dropped. That will cause file corruption. Fix this by zero out eof blocks when extending the inode size. Running the following command with qemu-image 4.2.1 can get a corrupted coverted image file easily. qemu-img convert -p -t none -T none -f qcow2 $qcow_image \ -O qcow2 -o compat=1.1 $qcow_image.conv The usage of fallocate in qemu is like this, it first punches holes out of inode size, then extend the inode size. fallocate(11, FALLOC_FL_KEEP_SIZE|FALLOC_FL_PUNCH_HOLE, 2276196352, 65536) = 0 fallocate(11, 0, 2276196352, 65536) = 0 v1: https://www.spinics.net/lists/linux-fsdevel/msg193999.html v2: https://lore.kernel.org/linux-fsdevel/20210525093034.GB4112@quack2.suse.cz/T/

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 6, 2024In the Linux kernel, the following vulnerability has been resolved: ocfs2: Avoid touching renamed directory if parent does not change The VFS will not be lockCVE-2023-52590 · Computers, phones & browsers · Linux · reported by 416baaa9-dc9f-4396-8d5f-8c081fb06d67High 7.8

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: Avoid touching renamed directory if parent does not change The VFS will not be locking moved directory if its parent does not change. Change ocfs2 rename code to avoid touching renamed directory if its parent does not change as without locking that can corrupt the filesystem.

    Product
    Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 12, 2023In incfs_kill_sb of fs/incfs/vfs.c, there is a possible memory corruption due to a use after free.CVE-2023-35693 · Computers, phones & browsers · Google · reported by security@android.comMedium 6.7

    In incfs_kill_sb of fs/incfs/vfs.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

    Product
    Android
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 16, 2022In IncFs_GetFilledRangesStartingFrom of incfs.cpp, there is a possible out of bounds read due to a missing bounds check.CVE-2022-20523 · Computers, phones & browsers · Google · reported by security@android.comMedium 5.5

    In IncFs_GetFilledRangesStartingFrom of incfs.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-228222508

    Product
    Android
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 27, 2022A vulnerability in SonicOS CFS (Content filtering service) returns a large 403 forbidden HTTP response message to the source address when users try to access prCVE-2022-22278 · Network & remote access · SonicWall · reported by PSIRT@sonicwall.comHigh 7.5

    A vulnerability in SonicOS CFS (Content filtering service) returns a large 403 forbidden HTTP response message to the source address when users try to access prohibited resource this allows an attacker to cause HTTP Denial of Service (DoS) attack

    Product
    SonicOS
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 30, 2022The cfsend, cfrecv, and CyberResp components of TIBCO Software Inc.'s TIBCO Managed File Transfer Platform Server for UNIX and TIBCO Managed File Transfer PlatfCVE-2022-22772 · Other software · TIBCO Software Inc. · reported by security@tibco.comHigh 8.5

    The cfsend, cfrecv, and CyberResp components of TIBCO Software Inc.'s TIBCO Managed File Transfer Platform Server for UNIX and TIBCO Managed File Transfer Platform Server for z/Linux contain a difficult to exploit Remote Code Execution (RCE) vulnerability that allows a low privileged attacker with network access to execute arbitrary code on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO Managed File Transfer Platform Server for UNIX: versions 8.1.0 and below and TIBCO Managed File Transfer Platform Server for z/Linux: versions 8.1.0 and below.

    Product
    TIBCO Managed File Transfer Platform Server for UNIX
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 30, 2022In incfs, there is a possible way of mounting on arbitrary paths due to a missing permission check.CVE-2022-20002 · Computers, phones & browsers · Google · reported by security@android.comHigh 7.8

    In incfs, there is a possible way of mounting on arbitrary paths due to a missing permission check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-198657657

    Product
    Android
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 23, 2022A vulnerability in the Cisco Fabric Services over IP (CFSoIP) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial CVE-2022-20624 · Network & remote access · Cisco · reported by psirt@cisco.comHigh 8.6

    A vulnerability in the Cisco Fabric Services over IP (CFSoIP) feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient validation of incoming CFSoIP packets. An attacker could exploit this vulnerability by sending crafted CFSoIP packets to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

    Product
    Cisco NX-OS Software
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 22, 2019kernel/sched/fair.c in the Linux kernel before 5.3.9, when cpu.cfs_quota_us is used (e.g., with Kubernetes), allows attackers to cause a denial of service againCVE-2019-19922 · Computers, phones & browsers · Linux · reported by MITREMedium 5.5

    kernel/sched/fair.c in the Linux kernel before 5.3.9, when cpu.cfs_quota_us is used (e.g., with Kubernetes), allows attackers to cause a denial of service against non-cpu-bound applications by generating a workload that triggers unwanted slice expiration, aka CID-de53fd7aedb1. (In other words, although this slice expiration would typically be seen with benign workloads, it is possible that an attacker could calculate how many stray requests are required to force an entire Kubernetes cluster into a low-performance state caused by slice expiration, and ensure that a DDoS attack sent that number of stray requests. An attack does not affect the stability of the kernel; it only causes mismanagement of application execution.)

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 17, 2019In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-CVE-2019-19813 · Computers, phones & browsers · Linux · reported by MITREMedium 5.5

    In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 7, 2019In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to aCVE-2019-19448 · Computers, phones & browsers · Linux · reported by MITREHigh 7.8

    In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in try_merge_free_space in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the pointer to a right data structure.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 25, 2019An authentication bypass vulnerability discovered in Smart Battery A2-25DE, a multifunctional portable charger, firmware version ?<= SECFS-2013-10-16-13:42:58-6CVE-2019-15067 · Other software · Gigastone · reported by twcert@cert.org.twCritical 9.8

    An authentication bypass vulnerability discovered in Smart Battery A2-25DE, a multifunctional portable charger, firmware version ?<= SECFS-2013-10-16-13:42:58-629c30ee-60c68be6. An attacker can bypass authentication and gain privilege by modifying the login page.

    Product
    Smart Battery A2-25DE
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 12, 2019An information disclosure vulnerability leading to a potential local escalation of privilege in the procfs service (the /proc filesystem) of BlackBerry QNX SoftCVE-2019-8998 · Other software · BlackBerry · reported by secure@blackberry.comHigh 7.8

    An information disclosure vulnerability leading to a potential local escalation of privilege in the procfs service (the /proc filesystem) of BlackBerry QNX Software Development Platform version(s) 6.5.0 SP1 and earlier could allow an attacker to potentially gain unauthorized access to a chosen process address space.

    Product
    QNX Software Development Platform (QNX SDP)
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 22, 2019In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blCVE-2018-20784 · Computers, phones & browsers · Linux · reported by MITRECritical 9.8

    In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspecified other impact by inducing a high load.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 20, 2018A vulnerability in the Cisco Fabric Services (CFS) component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, remote attacker to CVE-2018-0314 · Network & remote access · Cisco · reported by psirt@cisco.comCritical 9.8

    A vulnerability in the Cisco Fabric Services (CFS) component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. The vulnerability exists because the affected software insufficiently validates Cisco Fabric Services packet headers when the software processes packet data. An attacker could exploit this vulnerability by sending a maliciously crafted Cisco Fabric Services packet to an affected device. A successful exploit could allow the attacker to cause a buffer overflow condition on the device, which could allow the attacker to execute arbitrary code on the device. This vulnerability affects the following if configured to use Cisco Fabric Services: Firepower 4100 Series Next-Generation Firewalls, Firepower 9300 Security Appliance, MDS 9000 Series Multilayer Switches, Nexus 2000 Series Fabric Extenders, Nexus 3000 Series Switches, Nexus 3500 Platform Switches, Nexus 5500 Platform Switches, Nexus 5600 Platform Switches, Nexus 6000 Series Switches, Nexus 7000 Series Switches, Nexus 7700 Series Switches, Nexus 9000 Series Switches in standalone NX-OS mode, Nexus 9500 R-Series Line Cards and Fabr

    Product
    Nexus 7000 Firmware
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 11, 2018In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operatCVE-2017-18224 · Computers, phones & browsers · Linux · reported by MITREMedium 4.7

    In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operations in DIRECT mode, which allows local users to cause a denial of service (BUG) by modifying a certain e_cpos field.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 5, 2018In fs/ocfs2/cluster/nodemanager.c in the Linux kernel before 4.15, local users can cause a denial of service (NULL pointer dereference and BUG) because a requirCVE-2017-18216 · Computers, phones & browsers · Linux · reported by MITREMedium 5.5

    In fs/ocfs2/cluster/nodemanager.c in the Linux kernel before 4.15, local users can cause a denial of service (NULL pointer dereference and BUG) because a required mutex is not used.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 27, 2018The ocfs2_setattr function in fs/ocfs2/file.c in the Linux kernel before 4.14.2 allows local users to cause a denial of service (deadlock) via DIO requests.CVE-2017-18204 · Computers, phones & browsers · Linux · reported by MITREMedium 5.5

    The ocfs2_setattr function in fs/ocfs2/file.c in the Linux kernel before 4.14.2 allows local users to cause a denial of service (deadlock) via DIO requests.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jan 8, 2018SonicWall SonicOS on Network Security Appliance (NSA) 2017 Q4 devices has XSS via the CFS Custom Category and Cloud AV DB Exclusion Settings screens.CVE-2018-5281 · Network & remote access · Sonicwall · reported by MITREMedium 5.4

    SonicWall SonicOS on Network Security Appliance (NSA) 2017 Q4 devices has XSS via the CFS Custom Category and Cloud AV DB Exclusion Settings screens.

    Product
    Sonicos
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 10, 2017In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, the Athdiag procfs entry does not have a proper CVE-2017-11067 · Computers, phones & browsers · Google · reported by product-security@qualcomm.comHigh 7.8

    In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, the Athdiag procfs entry does not have a proper address sanity check which may potentially lead to the use of an out-of-range pointer offset.

    Product
    Android
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 7, 2017The ".encfs6.xml" configuration file in encfs before 1.7.5 allows remote attackers to access sensitive data by setting "blockMACBytes" to 0 and adding 8 to "bloCVE-2014-3462 · Other software · Opensuse · reported by MITREHigh 7.5

    The ".encfs6.xml" configuration file in encfs before 1.7.5 allows remote attackers to access sensitive data by setting "blockMACBytes" to 0 and adding 8 to "blockMACRandBytes".

    Product
    Leap
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 7, 2015The do_write_pids function in lxcfs.c in LXCFS before 0.12 does not properly check permissions, which allows local users to gain privileges by writing a pid to CVE-2015-1344 · Other software · Canonical · reported by security@ubuntu.comHigh 7.2

    The do_write_pids function in lxcfs.c in LXCFS before 0.12 does not properly check permissions, which allows local users to gain privileges by writing a pid to the tasks file.

    Product
    Ubuntu Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 7, 2015LXCFS before 0.12 does not properly enforce directory escapes, which might allow local users to gain privileges by (1) querying or (2) updating a cgroup.CVE-2015-1342 · Other software · Canonical · reported by security@ubuntu.comMedium 4.6

    LXCFS before 0.12 does not properly enforce directory escapes, which might allow local users to gain privileges by (1) querying or (2) updating a cgroup.

    Product
    Ubuntu Linux
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 21, 2012fs/proc/root.c in the procfs implementation in the Linux kernel before 3.2 does not properly interact with CLONE_NEWPID clone system calls, which allows remote CVE-2012-2127 · Computers, phones & browsers · Linux · reported by Red HatMedium 5

    fs/proc/root.c in the procfs implementation in the Linux kernel before 3.2 does not properly interact with CLONE_NEWPID clone system calls, which allows remote attackers to cause a denial of service (reference leak and memory consumption) by making many connections to a daemon that uses PID namespaces to isolate clients, as demonstrated by vsftpd.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Dec 29, 2011Stack-based buffer overflow in CFS.c in ConfigServer Security & Firewall (CSF) before 5.43, when running on a DirectAdmin server, allows local users to cause a CVE-2011-5033 · Other software · Configserver · reported by MITREMedium 4.4

    Stack-based buffer overflow in CFS.c in ConfigServer Security & Firewall (CSF) before 5.43, when running on a DirectAdmin server, allows local users to cause a denial of service (crash) via a long string in an admin.list file.

    Product
    Configserver Security Firewall
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 9, 2011The ocfs2_prepare_page_for_write function in fs/ocfs2/aops.c in the Oracle Cluster File System 2 (OCFS2) subsystem in the Linux kernel before 2.6.39-rc1 does noCVE-2011-0463 · Computers, phones & browsers · Linux · reported by MITRELow 2.1

    The ocfs2_prepare_page_for_write function in fs/ocfs2/aops.c in the Oracle Cluster File System 2 (OCFS2) subsystem in the Linux kernel before 2.6.39-rc1 does not properly handle holes that cross page boundaries, which allows local users to obtain potentially sensitive information from uninitialized disk locations by reading a file.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 17, 2010EncFS before 1.7.0 encrypts multiple blocks by means of the CFB cipher mode with the same initialization vector, which makes it easier for local users to obtainCVE-2010-3075 · Other software · Arg0 · reported by Red HatMedium 5

    EncFS before 1.7.0 encrypts multiple blocks by means of the CFB cipher mode with the same initialization vector, which makes it easier for local users to obtain sensitive information via calculations involving recovery of XORed data, as demonstrated by an attack on encrypted data in which the last block contains only one byte.

    Product
    Encfs
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 17, 2010SSL_Cipher.cpp in EncFS before 1.7.0 uses an improper combination of an AES cipher and a CBC cipher mode for encrypted filesystems, which allows local users to CVE-2010-3074 · Other software · Arg0 · reported by Red HatLow 2.1

    SSL_Cipher.cpp in EncFS before 1.7.0 uses an improper combination of an AES cipher and a CBC cipher mode for encrypted filesystems, which allows local users to obtain sensitive information via a watermark attack.

    Product
    Encfs
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 17, 2010SSL_Cipher.cpp in EncFS before 1.7.0 does not properly handle integer data sizes when constructing headers intended for randomization of initialization vectors,CVE-2010-3073 · Other software · Arg0 · reported by Red HatLow 2.1

    SSL_Cipher.cpp in EncFS before 1.7.0 does not properly handle integer data sizes when constructing headers intended for randomization of initialization vectors, which makes it easier for local users to obtain sensitive information by defeating cryptographic protection mechanisms.

    Product
    Encfs
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Sep 23, 2009SQL injection vulnerability in index.cfm in CF ShopKart 5.4 beta allows remote attackers to execute arbitrary SQL commands via the itemid parameter in a ViewDetCVE-2009-3309 · Other software · Cfshopkart · reported by MITREHigh 7.5

    SQL injection vulnerability in index.cfm in CF ShopKart 5.4 beta allows remote attackers to execute arbitrary SQL commands via the itemid parameter in a ViewDetails action, a different vector than CVE-2008-6320.

    Product
    CF Shopkart
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 23, 2009Off-by-one error in the options_write function in drivers/misc/sgi-gru/gruprocfs.c in the SGI GRU driver in the Linux kernel 2.6.30.2 and earlier on ia64 and x8CVE-2009-2584 · Computers, phones & browsers · Linux · reported by MITREHigh 7.2

    Off-by-one error in the options_write function in drivers/misc/sgi-gru/gruprocfs.c in the SGI GRU driver in the Linux kernel 2.6.30.2 and earlier on ia64 and x86 platforms might allow local users to overwrite arbitrary memory locations and gain privileges via a crafted count argument, which triggers a stack-based buffer overflow.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 7, 2009The inode double locking code in fs/ocfs2/file.c in the Linux kernel 2.6.30 before 2.6.30-rc3, 2.6.27 before 2.6.27.24, 2.6.29 before 2.6.29.4, and possibly othCVE-2009-1961 · Computers, phones & browsers · Linux · reported by MITREMedium 4.7

    The inode double locking code in fs/ocfs2/file.c in the Linux kernel 2.6.30 before 2.6.30-rc3, 2.6.27 before 2.6.27.24, 2.6.29 before 2.6.29.4, and possibly other versions down to 2.6.19 allows local users to cause a denial of service (prevention of file creation and removal) via a series of splice system calls that trigger a deadlock between the generic_file_splice_write, splice_from_pipe, and ocfs2_file_splice_write functions.

    Product
    Linux Kernel
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 27, 2009CF Shopkart 5.2.2 stores cfshopkart52.mdb under the web root with insufficient access control, which allows remote attackers to obtain sensitive information, suCVE-2008-6321 · Other software · Cfshopkart · reported by MITREMedium 5

    CF Shopkart 5.2.2 stores cfshopkart52.mdb under the web root with insufficient access control, which allows remote attackers to obtain sensitive information, such as usernames and passwords, via a direct request.

    Product
    CF Shopkart
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 27, 2009SQL injection vulnerability in index.cfm in CF Shopkart 5.2.2 allows remote attackers to execute arbitrary SQL commands via the Category parameter in a ViewCateCVE-2008-6320 · Other software · Cfshopkart · reported by MITREHigh 7.5

    SQL injection vulnerability in index.cfm in CF Shopkart 5.2.2 allows remote attackers to execute arbitrary SQL commands via the Category parameter in a ViewCategory action.

    Product
    CF Shopkart
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.

Where this comes from: the exploited list is CISA’s Known Exploited Vulnerabilities catalog. Everything else is the whole National Vulnerability Database, where each record is published by the team that found the bug (Wordfence, Patchstack, WPScan, the vendors themselves and others); we show who. Exploit odds are FIRST’s EPSS, updated daily. Titles and categories are ours, so check the linked record before acting on a detail. For a write-up of the big ones, see our advisories. Every vendor, and every WordPress plugin and theme with a recorded flaw, also has its own page. All of it is free to reuse as JSON, CSV or RSS.

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