CVE-2026-98991

The Linux kernel is affected by a vulnerability where the mnt_notify_add() function fails to check if a mount is already present on the notify_list. Due to specific interactions between propagate_umount(), shrink_submounts(), and mark_mounts_for_expiry() under a single namespace_sem hold, a mount...

EUVD-2026-108785

In the Linux kernel, the following vulnerability has been resolved: namespace: queue a mount only once for mount notifications mntnotifyadd puts a mount on notifylist. It doesn't check whether the mount is on the list already. That's fine as long as every mount is queued at most once per...