CVE-2026-80550 | Linux Kernel up to 7.1.9 s390 vfio_ccw ccwchain_calc_length out-of-bounds

A vulnerability described as very critical has been identified in Linux Kernel up to 7.1.9. This affects the function ccwchain_calc_length of the component s390 vfio_ccw. Executing a manipulation can lead to out-of-bounds read.

This vulnerability appears as CVE-2026-80550. The attack may be performed from remote. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More