CVE-2026-64378 writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs()

In the Linux kernel, the following vulnerability has been resolved: writeback: fix race between cgroupwritebackumount and inodeswitchwbs When a container exits, the following BUGON is occasionally triggered: ================================================================== VFS: Busy inodes after...

PT-2011-4553 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 3.0 Description: The issue allows local users to cause a denial of service, resulting in a system crash. This can be achieved through vectors involving ext4 umount and mount operations, specifically when extent...