kernel: block: fix adding folio to bio

In the Linux kernel, the following vulnerability has been resolved: block: fix adding folio to bio 4GB folio is possible on some ARCHs, such as aarch64, 16GB hugepage is supported, then 'offset' of folio can't be held in 'unsigned int', cause warning in bioaddfolionofail and IO failure. Fix it by...

kernel: mm/migrate_device: don't add folio to be freed to LRU in migrate_device_finalize()

A vulnerability was found in the Linux kernel's memory migration system in the migratedevicefinalize function, where a folio that should be freed is erroneously added back into the Least Recently Used LRU list. This issue can lead to memory corruption caused by a use-after-free issue when a...

kernel: hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio

In the Linux kernel, the following vulnerability has been resolved: hwpoison, memoryhotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 "hwpoison, memoryhotplug: allow hwpoisoned pages to be offlined add page poison checks in domigraterange in order to make offline hwpoisoned pa...

The vulnerability of the `move_dirty_folio_in_page_array()` function in the `fs/ceph/addr.c` module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the movedirtyfolioinpagearray function in the fs/ceph/addr.c module of the Linux operating system’s kernel is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to trigger a service failure...

mm: memory-failure: update ttu flag inside unmap_poisoned_folio

...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: gfs2: Set .migratefolio in gfs2rgrp,metaaops. The warning added in 7ee3647243e5 “migrate: Remove call to -writepage” that occurs in various xfstests, causing “something found in dmesg” failures, has been resolved. 341.136573...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: Fixed handling of hwpoisoned large folio entries in shrinkfoliolist. In shrinkfoliolist, the hwpoisoned folio might be large folio, which cannot be handled by unmappoisonedfolio. For THP, trytounmapone must be called...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: A crash occurred during UFFDIOMOVE when PMD is a migration entry. When UFFDIOMOVE encounters a migration PMD entry, it proceeds to obtain a folio and access it, even though the entry type is swpentryt. We have added...

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...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/nfs/read: fixed the double-unlock bug in nfsreturnemptyfolio. Sometimes, when a file was read while it was being truncated by another NFS client, the kernel could become deadlocked because foliounlock was called twice, and the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: iouring/rsrc: fixed the issue of unpinning the head page of a folio. syzbot reports an unmapping failure: 108.070381 T14 kernel BUG at mm/gup.c:71! 108.070502 T14 Internal error: Oops – BUG: 00000000f2000800 1 SMP 108.123672 T...

The vulnerability of the `remove_inode_single_folio()` function in the `fs/hugetlbfs/inode.c` module of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the remove inodesinglefolio function in the fs/hugetlbfs/inode.c module of the Linux operating system is related to insufficient locking of resources. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2025-40077

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

CVE-2025-40077

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

DEBIAN-CVE-2025-40077

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

UBUNTU-CVE-2025-40077

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

EUVD-2025-36451

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

CVE-2025-40077 f2fs: fix to avoid overflow while left shift operation

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...

CVE-2025-40077

CVE-2025-40077 is a Linux kernel/FP (F2FS) related fix: the issue was an overflow risk during a left shift involving folio->index. The described root cause is casting folio->index from pgoff_t to loff_t to prevent overflow, with the correction implemented in f2fs code paths. The connected O...

CVE-2025-40077 f2fs: fix to avoid overflow while left shift operation

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid overflow while left shift operation Should cast type of folio-index from pgofft to lofft to avoid overflow while left shift operation...