CVE-2022-50753

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on summary info As Wenqing Liu reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 BUG: KASAN: use-after-free in recoverdata+0x63ae/0x6ae0 f2fs Read of size 4 at addr...

CVE-2022-50770

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix memory leak in ocfs2mountvolume There is a memory leak reported by kmemleak: unreferenced object 0xffff88810cc65e60 size 32: comm "mount.ocfs2", pid 23753, jiffies 4302528942 age 34735.105s hex dump first 32 bytes: 10 ...

UBUNTU-CVE-2023-54077

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix memory leak if ntfsreadmft failed Label ATTRROOT in ntfsreadmft sets isroot = true and ni-niflags |= NIFLAGDIR, then next attr will goto label ATTRALLOC and alloc ni-dir.allocrun. However two states are not always...

CVE-2023-54158

Summary: CVE-2023-54158 affects the Linux kernel’s btrfs implementation, where an optimization in delayed inode handling can improperly free or free-trace qgroup reservations during subvolume creation, leaking reserved space and breaking proper accounting. The root cause involves btrfs_insert_del...

CVE-2023-54125 fs/ntfs3: Return error for inconsistent extended attributes

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Return error for inconsistent extended attributes ntfsreadea is called when we want to read extended attributes. There are some sanity checks for the validity of the EAs. However, it fails to return a proper error code...

CVE-2023-54121 btrfs: fix incorrect splitting in btrfs_drop_extent_map_range

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix incorrect splitting in btrfsdropextentmaprange In production we were seeing a variety of WARNON's in the extentmap code, specifically in btrfsdropextentmaprange when we have to call addextentmapping for our second spli...

CVE-2022-50782 ext4: fix bug_on in __es_tree_search caused by bad quota inode

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad quota inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:202! invalid opcode: 0000 1 PREEMPT SMP...

CVE-2022-50770

Affected software: Linux kernel ocfs2 filesystem code. Issue: memory leak in ocfs2_mount_volume() related to replay_map not freed on error paths, and replay_map memory not freed if d_make_root() fails in ocfs2_fill_super(). Consequence: potential memory leak during mount/recovery of OCFS2 volumes...

CVE-2022-50753 f2fs: fix to do sanity check on summary info

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on summary info As Wenqing Liu reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 BUG: KASAN: use-after-free in recoverdata+0x63ae/0x6ae0 f2fs Read of size 4 at addr...

CVE-2022-50737 fs/ntfs3: Validate index root when initialize NTFS security

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate index root when initialize NTFS security This enhances the sanity check for $SDH and $SII while initializing NTFS security, guarantees these index root are legit. 162.459513 BUG: KASAN: use-after-free in...

EUVD-2025-205078

In the Linux kernel, the following vulnerability has been resolved: coresight: ETR: Fix ETR buffer use-after-free issue When ETR is enabled as CSMODESYSFS, if the buffer size is changed and enabled again, currently sysfsbuf will point to the newly allocated memorybufnew and free the old...

EUVD-2025-205095

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free of qgroup record after failure to add delayed ref head In the previous code it was possible to incur into a double kfree scenario when calling adddelayedrefhead. This could happen if the record was reported...

EUVD-2025-205096

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix racy bitfield write in btrfsclearspaceinfofull From the memory-barriers.txt document regarding memory barrier ordering guarantees: These guarantees do not apply to bitfields, because compilers often generate code to...

CVE-2023-54076

Technical details about CVE-2023-54076 are not publicly provided in the supplied documents. Monitor for vendor advisories for full specifics and remediation guidance.

CVE-2025-68359

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free of qgroup record after failure to add delayed ref head In the previous code it was possible to incur into a double kfree scenario when calling adddelayedrefhead. This could happen if the record was reported...

CVE-2025-68349

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

CVE-2025-68350

In the Linux kernel, the following vulnerability has been resolved: exfat: fix divide-by-zero in exfatallocatebitmap The variable maxracount can be 0 in exfatallocatebitmap, which causes a divide-by-zero error in the subsequent modulo operation i % maxracount, leading to a system crash. When...

AZL-73057 CVE-2025-68349 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: Clear NFSINOLAYOUTCOMMIT in pnfsmarklayoutstateidinvalid Fixes a crash when layout is null during this call stack: writeinode - nfs4writeinode - pnfslayoutcommitinode pnfssetlayoutcommit relies on the lseg refcount to...

UBUNTU-CVE-2023-54021

In the Linux kernel, the following vulnerability has been resolved: ext4: set goal start correctly in ext4mbnormalizerequest We need to set acgex to notify the goal start used in ext4mbfindbygoal. Set acgex instead of acfex in ext4mbnormalizerequest. Besides we should assure goal start is in rang...

UBUNTU-CVE-2023-53988

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds read in hdrdeletede Here is a BUG report from syzbot: BUG: KASAN: slab-out-of-bounds in hdrdeletede+0xe0/0x150 fs/ntfs3/index.c:806 Read of size 16842960 at addr ffff888079cc0600 by task...