CVE-2026-90039 | Linux Kernel up to 6.18.50/7.2.4 NFSD unlock_filesystem nfsd_startup_net null pointer dereference

A vulnerability described as problematic has been identified in Linux Kernel up to 6.18.50/7.2.4. This affects the function nfsd_startup_net of the file /proc/fs/nfsd/unlock_filesystem of the component NFSD. Executing a manipulation can lead to null pointer dereference.

This vulnerability is handled as CVE-2026-90039. It is possible to launch the attack on the local host. There is not any exploit available.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More