CVE-2025-38701: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: ext4: do not BUG when INLINEDATAFL lacks system.data xattr A syzbot fuzzed image triggered a BUGON in ext4updateinlinedata when an inode had the INLINEDATAFL flag set but was missing the system.data extended attribute. Since this...

CVE-2025-38712: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: hfsplus: don't use BUGON in hfspluscreateattributesfile When the volume header contains erroneous values that do not reflect the actual state of the filesystem, hfsplusfillsuper assumes that the attributes file is not yet created...

CVE-2025-38468

In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htblookupleaf encounters an empty rbtree htblookupleaf has a BUGON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb default 1 tc class add dev lo...

CVE-2025-38242: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: mm: userfaultfd: fix race of userfaultfdmove and swap cache This commit fixes two kinds of races, they may have different results: Barry reported a BUGON in commit c50f8e6053b0, we may see the same BUGON if the filemap lookup...

CVE-2025-38223: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: ceph: avoid kernel BUG for encrypted inode with unaligned file size The generic/397 test hits a BUGON for the case of encrypted inode with unaligned file size for example, 33K or 1K: 877.737811 run fstests generic/397 at 2025-01-...

CVE-2025-38066

In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to resume due to mapping errors should not be retried, as the failure leaves a partially initialized policy object. Repeating the resume...

CVE-2025-38066 dm cache: prevent BUG_ON by blocking retries on failed device resumes

In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to resume due to mapping errors should not be retried, as the failure leaves a partially initialized policy object. Repeating the resume...

CVE-2025-38066

CVE-2025-38066 affects the Linux kernel in the dm-cache subsystem (policy SMQ). The issue arises when a cache device fails to resume due to mapping errors and a resumed operation is retried, which can leave a partially initialized policy object and trigger a BUG_ON during mapping reload. The conn...

CVE-2025-38066 dm cache: prevent BUG_ON by blocking retries on failed device resumes

In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to resume due to mapping errors should not be retried, as the failure leaves a partially initialized policy object. Repeating the resume...

CVE-2022-50187: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: ath11k: fix netdev open race Make sure to allocate resources needed before registering the device. This specifically avoids having a racing open trigger a BUGON in modtimer when ath11kmacopstart is called before the monreaptimer ...

CVE-2022-50020: Improper Validation of Specified Quantity in Input

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid resizing to a partial cluster size This patch avoids an attempt to resize the filesystem to an unaligned cluster boundary. An online resize to a size that is not integral to cluster size results in the last iteration...

CVE-2022-50013: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a f2fs bug as below: RIP: 0010:f2fsnewnodepage+0x19ac/0x1fc0 fs/f2fs/node.c:1295 Call Trace: writeallxattrs fs/f2fs/xattr.c:487 inline...

CVE-2025-38066: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to resume due to mapping errors should not be retried, as the failure leaves a partially initialized policy object. Repeating the resume...

CVE-2022-49778: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: arm64/mm: fix incorrect filemapcount for non-leaf pmd/pud The page table check trigger BUGON unexpectedly when collapse hugepage: ------------ cut here ------------ kernel BUG at mm/pagetablecheck.c:82! Internal error: Oops - BUG...

CVE-2022-49770: Use After Free

In the Linux kernel, the following vulnerability has been resolved: ceph: avoid putting the realm twice when decoding snaps fails When decoding the snaps fails it maybe leaving the 'firstrealm' and 'realm' pointing to the same snaprealm memory. And then it'll put it twice and could cause random...

CVE-2022-49879: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: ext4: fix BUGON when directory entry has invalid reclen The reclen field in the directory entry has to be a multiple of 4. A corrupted filesystem image can be used to hit a BUG in ext4reclentodisk, called from makeindexeddir...

CVE-2024-58092: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix legacy client tracking initialization Get rid of the nfsd4legacytrackingops-init call in checkforlegacymethods. That will be handled in the caller nfsd4clienttrackinginit. Otherwise, we'll wind up calling...

CVE-2025-22113: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid journaling sb update on error if journal is destroying Presently we always BUGON if trying to start a transaction on a journal marked with JBD2UNMOUNT, since this should never happen. However, while ltp running stress...

UBUNTU-CVE-2024-57976

In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when cowfilerange failed BUG When testing with COW fixup marked as BUGON this is involved with the new pinuserpages change, which should not result new out-of-band dirty pages, I hit a crash trigger...

CVE-2025-21721: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: nilfs2: handle errors that nilfspreparechunk may return Patch series "nilfs2: fix issues with rename operations". This series fixes BUGON check failures reported by syzbot around rename operations, and a minor behavioral issue...