PT-2026-98050

In the Linux kernel, the following vulnerability has been resolved: btrfs: balance: fix potential bg lookup failure in btrfs may alloc data chunk BUG Running btrfs balance can trigger a null-ptr-deref before relocating a data chunk when metadata corruption leaves a chunk in the chunk tree without...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992586)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992586 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix BUGON condition in btrfscancelbalance Pausing and canceling balance can race to...

CVE-2023-54023

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race between balance and cancel/pause Syzbot reported a panic that looks like this: assertion failed: fsinfo-exclusiveoperation == BTRFSEXCLOPBALANCEPAUSED, in fs/btrfs/ioctl.c:465 ------------ cut here ------------...

SUSE CVE-2023-54002

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix assertion of exclop condition when starting balance Balance as exclusive state is compatible with paused balance and device add, which makes some things more complicated. The assertion of valid states when starting fro...

CVE-2023-54002

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix assertion of exclop condition when starting balance Balance as exclusive state is compatible with paused balance and device add, which makes some things more complicated. The assertion of valid states when starting fro...

CVE-2023-54023

The CVE-2023-54023 entry concerns a Linux kernel bug in Btrfs where a race between balance and cancel/pause could trigger a kernel panic. The provided docs describe a fix that ensures proper cleanup of balance state when balance completes, even if a pause/cancel was requested, preventing the ASSE...

PT-2025-52980

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to a race condition between the btrfs balance operation and cancel/pause requests. A reproducer involving running a balance and a cancel or pause...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a competing condition between a btrfs file system balance operation and a cancel or suspend operation, which...

PT-2025-52959

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the btrfs subsystem related to the assertion of exclusive operation conditions during balance operations. Specifically, the issue arises when...

SUSE CVE-2023-53339

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix BUGON condition in btrfscancelbalance Pausing and canceling balance can race to interrupt balance lead to BUGON panic in btrfscancelbalance. The BUGON condition in btrfscancelbalance does not take this race scenario in...

DEBIAN-CVE-2023-53339

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix BUGON condition in btrfscancelbalance Pausing and canceling balance can race to interrupt balance lead to BUGON panic in btrfscancelbalance. The BUGON condition in btrfscancelbalance does not take this race scenario in...

CVE-2024-49868 btrfs: fix a NULL pointer dereference when failed to start a new trasacntion

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix a NULL pointer dereference when failed to start a new trasacntion BUG Syzbot reported a NULL pointer dereference with the following crash: FAULTINJECTION: forcing a failure. starttransaction+0x830/0x1670...

CVE-2022-48901: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not start relocation until in progress drops are done We hit a bug with a recovering relocation on mount for one of our file systems in production. I reproduced this locally by injecting errors into snapshot delete with...

SUSE CVE-2018-14722

An issue was discovered in evaluateautomountpoint in btrfsmaintenance-functions in btrfsmaintenance through 0.4.1. Code execution as root can occur via a specially crafted filesystem label if btrfs-scrub,balance,trim are set to auto in /etc/sysconfig/btrfsmaintenance this is not the default, thou...