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-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

Technical details about CVE-2023-53846 are not provided in the given documents; no affected products/versions are specified here. Monitor OSV and SUSE advisories for patches and impact.

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

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

Summary of CVE-2023-53838 (Linux kernel, f2fs): A race condition in the F2FS atomic write abort handling can cause inconsistent COW inode state. The mitigation fixes synchronization by using the inode lock and ensuring the Copy-On-Write (COW) inode is reusable for the entire lifetime of the atomi...

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 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

CVE-2023-53829 (Linux kernel, F2FS) is a concrete vulnerability in the F2FS file system related to flushing the inode when an atomic write is aborted. The issue arises in f2fs_evict_inode where a dirty-inode check (FI_DIRTY_INODE) triggers a kernel bug during inode eviction, as shown in the provi...

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...

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...

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...

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...

CVE-2022-50673

The CVE-2022-50673 issue affects the Linux kernel ext4 file system and is described as a use-after-free in ext4_orphan_cleanup. Root cause: ext4_inode_attach_jinode() returns an error but the value is not propagated, enabling a use-after-free when adding an inode to EXT4_SB(sb)->s_orphan a sec...

CVE-2023-53804

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...

DEBIAN-CVE-2023-53804

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...