CVE-2026-43338 btrfs: reserve enough transaction items for qgroup ioctls

In the Linux kernel, the following vulnerability has been resolved: btrfs: reserve enough transaction items for qgroup ioctls Currently our qgroup ioctls don't reserve any space, they just do a transaction join, which does not reserve any space, neither for the quota tree updates nor for the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007514)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007514 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix qgroup reserve leaks in cowfilerange In the buffered write path, the dirty page owns t...

ROS-20260408-73-0017

A vulnerability in the fs/btrfs/qgroup.c component of the Linux operating system kernel is related to the use of memory after it has been freed. Exploitation of the vulnerability allows an intruder to affect confidentiality, integrity and availability of protected information...

The vulnerability of the btrfs_qgroup_check_inherit() function in the fs/btrfs/qgroup.c module, which is part of the btrfs file system support in Linux kernels, allows an attacker to access protected information or cause service failures.

The vulnerability of the btrfsqgroupcheckinherit function in the fs/btrfs/qgroup.c module of the Linux file system support module is related to the execution of operations outside the buffer boundaries. Exploiting this vulnerability could allow an attacker to access protected information or cause...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix null-deref in aggdequeue CVE-2025-40083 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak of qgrouplist in btrfsaddqgrouprelation CVE-2025-40209 In t...

SUSE CVE-2025-71268

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

EUVD-2025-208842

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through the normal COW path, reserve an extent, create an ordered extent, etc...

EUVD-2025-208840

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

CVE-2025-71269

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through the normal COW path, reserve an extent, create an ordered extent, etc...

CVE-2025-71268

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

UBUNTU-CVE-2025-71269

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through the normal COW path, reserve an extent, create an ordered extent, etc...

UBUNTU-CVE-2025-71268

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

CVE-2025-71269

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through the normal COW path, reserve an extent, create an ordered extent, etc...

CVE-2025-71268

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

CVE-2025-71269 btrfs: do not free data reservation in fallback from inline due to -ENOSPC

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from inline due to -ENOSPC If we fail to create an inline extent due to -ENOSPC, we will attempt to go through the normal COW path, reserve an extent, create an ordered extent, etc...

CVE-2025-71269

CVE-2025-71269: The Linux kernel Btrfs fallback path for inline extents could free reserved qgroup data incorrectly when ENOSPC occurred. The fix ensures that reserved qgroup data is freed in __cow_file_range_inline() only if the fallback path is not taken (ret > 0). This change prevents freei...

CVE-2025-71268

In CVE-2025-71268, the Linux kernel btrfs code leaked reserved qgroup data on certain error paths during inline extent insertion. The root cause is __cow_file_range_inline() returning early without freeing the reserved qgroup data. The provided remediation is to call btrfs_qgroup_free_data() in t...

CVE-2025-71268 btrfs: fix reservation leak in some error paths when inserting inline extent

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

Linux Distros Unpatched Vulnerability : CVE-2025-71268

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix reservation leak in some error paths when inserting inline extent If we fail to allocate a path or join a transaction, we return from...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004865)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004865 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix ulist leaks in error paths of qgroup self tests In the testnosharedqgroup and...