CVE-2026-46160

CVE-2026-46160 concerns the Linux kernel’s Btrfs filesystem: when removing a directory, last_unlink_trans is not updated, which can lead to incorrect fsync behavior if a directory with an open file descriptor is fsynced after removal. This can cause log replay during mount to fail with -EIO, pote...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed the re-dirty process of tree-log nodes There is a report of a transaction abort with the following script: !/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/$d done mount /dev/sda /mnt/test moun...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Adjust the subpage bit start based on the sector size. When running machines with a 64k page size and a 16k node size, we began to encounter tree log corruption in production. This occurred because we sometimes did not wri...

CVE-2023-53538 btrfs: insert tree mod log move in push_node_left

In the Linux kernel, the following vulnerability has been resolved: btrfs: insert tree mod log move in pushnodeleft There is a fairly unlikely race condition in tree mod log rewind that can result in a kernel panic which has the following trace: 530.569 BTRFS critical device sda3: unable to find...

The vulnerability of the read_one inode() function in the fs/btrfs/tree-log.c module of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the readone inode function in the fs/btrfs/tree-log.c module of the Linux kernel is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2025-37931

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

AZL-72823 CVE-2025-37931 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

DEBIAN-CVE-2025-37931

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

AZL-62654 CVE-2025-37931 affecting package kernel for versions less than 6.6.112.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

UBUNTU-CVE-2025-37931

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

CVE-2025-37931

CVE-2025-37931 (btrfs) affects the Linux kernel’s btrfs metadata write path. The issue arises when writing subpage extent buffers (EBs) with a 64k page size, 16k nodsz, and a 4k sectorsize, where the bitmap addressing is based on sectors, yielding 4 bits per node. If a dirty range is found, the c...

CVE-2025-37931 btrfs: adjust subpage bit start based on sectorsize

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

CVE-2025-37931 btrfs: adjust subpage bit start based on sectorsize

In the Linux kernel, the following vulnerability has been resolved: btrfs: adjust subpage bit start based on sectorsize When running machines with 64k page size and a 16k nodesize we started seeing tree log corruption in production. This turned out to be because we were not writing out dirty bloc...

The vulnerability of the `btrfs_log_new_name()` function in the `fs/btrfs/tree-log.c` module of the file system support module for Linux’s kernel allows a hacker to cause a service failure.

The vulnerability of the btrfslognewname function in the fs/btrfs/tree-log.c module of the btrfs file system support module in Linux systems is related to improper control of resource identifiers “resource injection”. Exploiting this vulnerability could allow an attacker to trigger a service...

PT-2025-22192

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, related to the btrfs file system. The issue occurs when running machines with a 64k page size and a 16k nodesize, causing tree log...

The vulnerability of the btrfs component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the btrfs component of the Linux operating system’s kernel is related to the use of an uninitialized resource in the functions replayonename and checkiteminlog in fs/btrfs/tree-log.c. Exploiting this vulnerability could allow a attacker to cause a service failure...

The vulnerability of the add inode_ref() function in the fs/btrfs/tree-log.c file of the Linux kernel’s file system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the add inoderef function in the fs/btrfs/tree-log.c file of the Btrfs file system in Linux kernels is related to the use of an uninitialized variable. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

SUSE CVE-2021-47510

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix re-dirty process of tree-log nodes There is a report of a transaction abort of -EAGAIN with the following script. !/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/$d done mount /dev/sda /mnt/test...

DEBIAN-CVE-2021-47510

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix re-dirty process of tree-log nodes There is a report of a transaction abort of -EAGAIN with the following script. !/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/$d done mount /dev/sda /mnt/test...

CVE-2021-47510

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix re-dirty process of tree-log nodes There is a report of a transaction abort of -EAGAIN with the following script. !/bin/sh for d in sda sdb; do mkfs.btrfs -d single -m single -f /dev/$d done mount /dev/sda /mnt/test...