UBUNTU-CVE-2022-50673

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in ext4orphancleanup I caught a issue as follows: ================================================================== BUG: KASAN: use-after-free in listaddvalid+0x28/0x1a0 Read of size 8 at addr...

UBUNTU-CVE-2023-53829

In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fsmarkinodedirtysync+0x22/0x40 f2fs f2fsabortatomicwrite+0xc4/0xf0...

CVE-2023-53838

In the Linux kernel, the following vulnerability has been resolved: f2fs: synchronize atomic write aborts To fix a race condition between atomic write aborts, I use the inode lock and make COW inode to be re-usable thoroughout the whole atomic file inode lifetime...

UBUNTU-CVE-2023-53838

In the Linux kernel, the following vulnerability has been resolved: f2fs: synchronize atomic write aborts To fix a race condition between atomic write aborts, I use the inode lock and make COW inode to be re-usable thoroughout the whole atomic file inode lifetime...

UBUNTU-CVE-2023-53846

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on direct node in truncatednode syzbot reports below bug: BUG: KASAN: slab-use-after-free in f2fstruncatedatablocksrange+0x122a/0x14c0 fs/f2fs/file.c:574 Read of size 4 at addr ffff88802a25c000 by tas...

EUVD-2023-60102

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nilfsroot in nilfsevictinode During unmount process of nilfs2, nothing holds nilfsroot structure after nilfs2 detaches its writer in nilfsdetachlogwriter. However, since nilfsevictinode uses...

EUVD-2023-60093

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

EUVD-2022-55718

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:203! invalid opcode: 0000 1 PREEMP...

CVE-2023-53846

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on direct node in truncatednode syzbot reports below bug: BUG: KASAN: slab-use-after-free in f2fstruncatedatablocksrange+0x122a/0x14c0 fs/f2fs/file.c:574 Read of size 4 at addr ffff88802a25c000 by tas...

CVE-2023-53846

CVE-2023-53846: In the Linux kernel f2fs, a direct node truncation path could traverse node addr mappings out of bounds, causing slab-use-after-free. The fix adds a sanity check on the dnode page during truncate_dnode() to prevent out-of-bound access and to record an ERROR_INVALID_NODE_REFERENCE ...

CVE-2023-53845 nilfs2: fix infinite loop in nilfs_mdt_get_block()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfsmdtgetblock If the disk image that nilfs2 mounts is corrupted and a virtual block address obtained by block lookup for a metadata file is invalid, nilfsbmaplookupatlevel may return the same...

CVE-2023-53838 f2fs: synchronize atomic write aborts

In the Linux kernel, the following vulnerability has been resolved: f2fs: synchronize atomic write aborts To fix a race condition between atomic write aborts, I use the inode lock and make COW inode to be re-usable thoroughout the whole atomic file inode lifetime...

CVE-2023-53838 f2fs: synchronize atomic write aborts

In the Linux kernel, the following vulnerability has been resolved: f2fs: synchronize atomic write aborts To fix a race condition between atomic write aborts, I use the inode lock and make COW inode to be re-usable thoroughout the whole atomic file inode lifetime...

CVE-2023-53838

In the Linux kernel, the following vulnerability has been resolved: f2fs: synchronize atomic write aborts To fix a race condition between atomic write aborts, I use the inode lock and make COW inode to be re-usable thoroughout the whole atomic file inode lifetime...

CVE-2023-53838

CVE-2023-53838 — Linux kernel f2fs atomic write aborts race has concrete details in connected sources: the vulnerability affects the f2fs implementation in the Linux kernel, arising from a race condition between atomic write aborts that can leave a COW inode in an inconsistent state. The root cau...

CVE-2023-53829

In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fsmarkinodedirtysync+0x22/0x40 f2fs f2fsabortatomicwrite+0xc4/0xf0...

CVE-2023-53829

CVE-2023-53829 affects the Linux kernel F2FS filesystem. Root cause: during eviction/cleanup, an atomic file abort can leave FI_DIRTY_INODE still set, causing f2fs_evict_inode to trigger a kernel BUG and potentially a panic. Affected component: f2fs inode eviction path (f2fs_evict_inode in fs/f2f...

CVE-2023-53829 f2fs: flush inode if atomic file is aborted

In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fsmarkinodedirtysync+0x22/0x40 f2fs f2fsabortatomicwrite+0xc4/0xf0...

CVE-2023-53829 f2fs: flush inode if atomic file is aborted

In the Linux kernel, the following vulnerability has been resolved: f2fs: flush inode if atomic file is aborted Let's flush the inode being aborted atomic operation to avoid stale dirty inode during eviction in this call stack: f2fsmarkinodedirtysync+0x22/0x40 f2fs f2fsabortatomicwrite+0xc4/0xf0...

CVE-2022-50673 ext4: fix use-after-free in ext4_orphan_cleanup

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in ext4orphancleanup I caught a issue as follows: ================================================================== BUG: KASAN: use-after-free in listaddvalid+0x28/0x1a0 Read of size 8 at addr...