CVE-2026-98990

A vulnerability exists in the Linux kernel where the functions shrink_submounts() and mark_mounts_for_expiry() fail to properly validate submount references before unmounting. Because unmounting the first mount alters the tree structure for subsequent operations, propagate_umount() may incorrectl...

EUVD-2026-108784

In the Linux kernel, the following vulnerability has been resolved: namespace: check a submount for references right before unmounting it shrinksubmounts and markmountsforexpiry first collect all the mounts they are allowed to unmount and then unmount them. Whether a mount is busy is decided by...