EUVD-2026-57050

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't propagate EXTENTFLAGLOGGING to split extent maps When btrfsdropextentmaprange splits an extent map, the new split maps inherit the original map's flags through a local 'flags' variable. Commit f86f7a75e2fb "btrfs: us...

CVE-2026-68442

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't propagate EXTENTFLAGLOGGING to split extent maps When btrfsdropextentmaprange splits an extent map, the new split maps inherit the original map's flags through a local 'flags' variable. Commit f86f7a75e2fb "btrfs: us...

Linux Distros Unpatched Vulnerability : CVE-2026-68442

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: don't propagate EXTENTFLAGLOGGING to split extent maps When btrfsdropextentmaprange splits an extent map, the new split maps inherit the original map's...

CVE-2026-68167

A flaw was found in the Linux kernel's btrfs filesystem. A local user could trigger a kernel panic by performing specific filesystem operations that involve data relocation. This occurs because the system attempts to compress and inline data for relocation inodes, which are not designed for such...

CVE-2026-68167

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not try compression for data reloc inodes BUG There is a syzbot report that the check inside getnewlocation triggered: BTRFS info device loop0: found 31 extents, stage: move data extents BTRFS info device loop0: leaf...

CVE-2026-68167 btrfs: do not try compression for data reloc inodes

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not try compression for data reloc inodes BUG There is a syzbot report that the check inside getnewlocation triggered: BTRFS info device loop0: found 31 extents, stage: move data extents BTRFS info device loop0: leaf...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to avoid updating zero-sized extents in the extent cache. As reported by syzbot: F2FS-fs loop0: updateextenttreerange: extent length is zero, type: 0, extent 0, 0, 0, age 0, 0. ------------ Cut here ------------ Kerne...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed corruption in the blockgrouptree dirtylist. When the incompat flag EXTENTTREEV2 is set, we unconditionally add the block group tree to the switchcommits list before calling switchcommitroots, just like we do for t...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: The BUG function was replaced with ocfs2error in ocfs2MoveExtent. In ocfs2MoveExtent, the BUG function was changed to ocfs2error simply to avoid causing the entire kernel to crash due to filesystem corruption...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Rejects new transactions if the file system is fully read-only. BUG There is a bug report where a heavily fuzzed file system is mounted with all rescue mount options. This leads to the following warnings during unmount:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ext4: Drop the extent cache when splitting an extent fails When splitting an extent fails, it is possible that some extents are still being processed, and an error is returned directly. This will result in stale extent entries...

Astra Linux – Vulnerability in grub2

An integer overflow flaw was discovered in the BFS file system driver within grub2. When reading a file using an indirect extent map, grub2 fails to validate the number of extent entries to be read. A maliciously crafted or corrupted BFS file system may cause an integer overflow during file...

Oracle Linux 10 : kernel (ELSA-2026-49211)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-49211 advisory. - net/sched: clsapi: Handle TCACTCONSUMED in tcfqeventhandle CKI Backport Bot RHEL-214082 CVE-2026-64530 - ksm: use range-walk function to jump over...

SUSE CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

CVE-2026-64318 partitions: aix: bound the pp_count scan to the ppe array

In the Linux kernel, the following vulnerability has been resolved: partitions: aix: bound the ppcount scan to the ppe array aixpartition reads the physical volume descriptor into a fixed-size struct pvd and then scans its physical-partition-extent array: int numpps = be16tocpupvd-ppcount; ... fo...

PT-2026-64545

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the UDF filesystem implementation where the udf free blocks function fails to include the extent offset when validating the logical block number and count against the...

CVE-2026-64600 xfs: resample the data fork mapping after cycling ILOCK

In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK xfsreflinkfillcowhole,delalloc are both presented with an inode, a data fork mapping, and a cow fork mapping. Unfortunately, these two helpers cycle the ILOCK to grab a...

CVE-2026-63812

A flaw was found in the Linux kernel's f2fs Flash-Friendly File System. Incorrect handling of extent information during inode destruction can lead to a stale extent cache. This can result in data integrity issues or filesystem corruption, potentially requiring administrative intervention to repai...

Linux Distros Unpatched Vulnerability : CVE-2026-63812

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix incorrect FINOEXTENT handling in destroyextentnode When destroyextentnode sets the inode flag FINOEXTENT, it does not reset the length of the largest...