kernel: mm: fix zswap writeback race condition

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

kernel: mm: fix zswap writeback race condition

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

kernel: mm: fix zswap writeback race condition

In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was written to a different page. The race...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-989542)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989542 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix deadlock in nilfscountfreeblocks A semaphore deadlock can occur if nilfsgetblock...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989766)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989766 advisory. In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix deadlock in concurrent rename whiteout and inode writeback Following hung tasks:...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-990097)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990097 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption after conversion from inline format Commit 6dbf7bb55598 fs: Don't...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988758)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988758 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989054)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989054 advisory. In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempoolalloc In a low memory situation, allow the N...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988762)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988762 advisory. In the Linux kernel, the following vulnerability has been resolved: mm, thp: bail out early in collapsefile for writeback page Currently collapsefile does not...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: subpage: keep the TOWRITE tag until the folio is cleaned The btrfssubpagesetwriteback function calls foliostartwriteback the first time a folio is written back. It also clears the PAGECACHETAGTOWRITE tag, even if there...

SUSE CVE-2025-40054

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

CVE-2025-40054

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

UBUNTU-CVE-2025-40054

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

CVE-2025-40054 f2fs: fix UAF issue in f2fs_merge_page_bio()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

EUVD-2025-36474

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

CVE-2025-40054 f2fs: fix UAF issue in f2fs_merge_page_bio()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF issue in f2fsmergepagebio As JY reported in bugzilla 1, Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 pc : 0xffffffe51d249484 f2fsiscpguaranteed+0x70/0x98 lr : 0xffffffe51d24ad...

CVE-2025-40054

CVE-2025-40054: Linux kernel f2fs UAF in f2fs_merge_page_bio() due to race between commit into internal ipu cache and use of encrypted_page; can lead to NULL pointer dereference in f2fs_is_cp_guaranteed during writeback. Patches fix the UAF in f2fs_merge_page_bio() (see commits in stable kernel t...

SUSE CVE-2021-47637

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix deadlock in concurrent rename whiteout and inode writeback Following hung tasks: 77.028764 task:kworker/u8:4 state:D stack: 0 pid: 132 77.028820 Call Trace: 77.029027 schedule+0x8c/0x1b0 77.029067 mutexlock+0x50/0x60...

PT-2025-49435

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the btrfs file system related to handling dirty metadata when the file system encounters errors. Specifically, if btrfs experiences an error, the...