CVE-2026-53122

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...

EUVD-2026-38990

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...

CVE-2026-53122 btrfs: fix deadlock between reflink and transaction commit when using flushoncommit

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...

CVE-2026-53122 btrfs: fix deadlock between reflink and transaction commit when using flushoncommit

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock between reflink and transaction commit when using flushoncommit When using the flushoncommit mount option, we can have a deadlock between a transaction commit and a reflink operation that copied an inline exte...

CVE-2026-53122

CVE-2026-53122: In the Linux kernel, the btrfs filesystem can deadlock when flushoncommit is used. A transaction commit and a reflink copying an inline extent to an offset beyond the destination i_size create a cycle: a clone to an EOF offset leads to delalloc flush, which flushes and invalidates...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fix for NULL dereference on the root when tracing inode eviction. When evicting an inode, the first step is to set up tracing for it, which involves retrieving the root’s ID. However, in btrfsevictinode, the root might be...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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 6.1, Linux 6.12

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 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a deadlock in waitcurrenttrans due to an ignored transaction type When waitcurrenttrans is called during starttransaction, it currently waits for a blocked transaction without considering whether the given transactio...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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 6.1, Linux 6.12

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 one of the inodes is a directory, the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: In the send operation, it is necessary to check for inline extents within the rangeisholeinparent function. Before accessing the diskbytenr field of a file extent item, we need to check whether we are dealing with an inlin...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a reservation leak in some error paths when inserting inline extents. If we fail to allocate a path or join a transaction, we return from cowfilerangeInline without freeing the reserved qgroup data, resulting in a...

Oracle Linux 9 : cockpit (ELSA-2026-21468)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-21468 advisory. 356.2-1.0.1 - Apply the patch for duplicate reference Orabug: 39250109 - Storage: Enable btrfs support Orabug: 37464632 - Replaced upstream urls in documentati...

PT-2026-52016

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the btrfs file system when the flushoncommit mount option is used. The issue arises during a reflink operation that copies an inline extent to an offset beyond th...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: blk-mq: use quiesced elevator switch when reinitializing queues CVE-2022-50552 In the Linux kernel, the following vulnerability has been resolved: net: clear the dst when changing skb protocol CVE-2025-38192 In th...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey CVE-2026-45838 In the Linux kernel, the following vulnerability has been resolved: bpf: reject negative CO-RE accessor indices in bpfcoreparsespec...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when encountering ENOMEM during the dropping of file extent items within a given range. If -ENOMEM occurs while dropping file extent items within a specified range, at btrfsDropExtents, the transaction ma...