Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not log conflicting inodes if it’s a directory that was moved during the current transaction. We cannot log an conflicting inode if it’s a directory that was moved from one parent directory to another parent directory...

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 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: btrfs: Always detect conflicting inodes when logging inode refs After renaming an inode, either through the rename operation or through regular renames in multiple non-atomic steps, if two inodes exist and at least one of them is...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fix for invalid leaf access in btrfsquotaenable if the ref key is not found. If btrfssearchslotforread returns 1, it means that we did not find any key that is greater than or equal to the key we requested. This means that...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed a race condition related to bitfield writes in btrfsclearspaceinfofull. According to the memory-barriers.txt document regarding memory barrier ordering guarantees: - These guarantees do not apply to bitfields, as...

Linux Distros Unpatched Vulnerability : CVE-2026-68422

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix root leak if its reloc root is unexpected in mergerelocroots If we have an unexpected relocroot for our root, we jump to the out label but never drop...

btrfs: reject free space cache with more entries than pages

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SUSE CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

CVE-2026-64567

A flaw was found in btrfs, a file system in the Linux kernel. This vulnerability occurs because the system does not properly validate the number of entries in the free space cache header when loading it. A local attacker with the ability to modify the file system metadata could craft a malicious...

CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

UBUNTU-CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

CVE-2026-64593

The CVE-2026-64593 issue affects the Linux kernel Btrfs trim path. A race/drop in device state handling can lead to a NULL device->bdev when re-scanning a previously missing device, causing a NULL pointer dereference during discard trimming (btrfs_trim_fs -> btrfs_trim_free_extents_throttle...

CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

EUVD-2026-53780

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

CVE-2026-64593 btrfs: do not trim a device which is not writeable

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

SUSE CVE-2026-64567

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject free space cache with more entries than pages When loading a v1 free space cache, loadfreespacecache takes numentries and numbitmaps straight from the on-disk btrfsfreespaceheader. That header is stored in the...

CVE-2026-64593

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run fstests btrfs/242 at 2026-06-01 10:25:08 BTRFS: device fsid...

Linux Distros Unpatched Vulnerability : CVE-2026-64593

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: do not trim a device which is not writeable BUG There is a bug report that btrfs/242 can randomly fail with the following NULL pointer dereference: run...