kernel: iomap: iomap: fix memory corruption when recording errors during writeback

In the Linux kernel, the following vulnerability has been resolved: iomap: iomap: fix memory corruption when recording errors during writeback Every now and then I see this crash on arm64: Unable to handle kernel NULL pointer dereference at virtual address 00000000000000f8 Buffer I/O error on dev...

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...

kernel: iomap: iomap: fix memory corruption when recording errors during writeback

In the Linux kernel, the following vulnerability has been resolved: iomap: iomap: fix memory corruption when recording errors during writeback Every now and then I see this crash on arm64: Unable to handle kernel NULL pointer dereference at virtual address 00000000000000f8 Buffer I/O error on dev...

CVE-2025-40196: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fs: quota: create dedicated workqueue for quotareleasework There is a kernel panic due to WARNONCE when paniconwarn is set. This issue occurs when writeback is triggered due to sync call for an opened fileie, writeback reason is...

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-2025-988762)

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...

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...

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...