UBUNTU-CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

EUVD-2025-201224

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Replace BTRFSMAXEXTENTSIZE with fsinfo-maxextentsize. In a zoned filesystem, data writing is limited by maxzoneAppendSize. A large ordered extent is split according to the size of a bio. On the other hand, the number of...

CVE-2023-53391

CVE-2023-53391 patches the Linux kernel shmem:ramfs-based tmpfs memory leak by replacing kill_sb with ramfs_kill_sb() in ramfs-based tmpfs, freeing fc->s_fs_info during init_fs_context() cleanup. Affected: Linux kernel ramfs/tmpfs shmem path; root cause: memory leak in kill_sb/init_fs_context ...

CVE-2025-39759

CVE-2025-39759 affects the Linux kernel’s btrfs quota subsystem. A race between disabling quotas and running btrfs_ioctl_quota_rescan() can lead to a use-after-free of qgroup records in fs_info->qgroup_tree due to Task B freeing qgroups without holding fs_info->qgroup_lock while Task A iter...