UBUNTU-CVE-2026-45861

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in qdput Commit a475c5dd16e5 "gfs2: Free quota data objects synchronously" started freeing quota data objects during filesystem shutdown instead of putting them back onto the LRU list, but it failed ...

PT-2026-43728

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the gfs2 component. During filesystem shutdown, quota data objects were freed synchronously without being removed from the Least Recently Used LRU...

UBUNTU-CVE-2022-49769

In the Linux kernel, the following vulnerability has been resolved: gfs2: Check sbbsizeshift after reading superblock Fuzzers like to scribble over sbbsizeshift but in reality it's very unlikely that this field would be corrupted on its own. Nevertheless it should be checked to avoid the...