CVE-2026-89652 | Linux Kernel up to 6.12.108/6.18.49/7.2.3 Ceph NFS Export ceph_get_name/__get_snap_name dname_len out-of-bounds write

A vulnerability identified as very critical has been detected in Linux Kernel up to 6.12.108/6.18.49/7.2.3. Affected by this vulnerability is the function ceph_get_name/__get_snap_name of the component Ceph NFS Export. This manipulation of the argument dname_len causes out-of-bounds write.

This vulnerability is registered as CVE-2026-89652. Remote exploitation of the attack is possible. No exploit is available.

You should upgrade the affected component.VulDB Recent EntriesRead More