CVE-2026-63799 | Linux Kernel up to 7.1.2 Mmcid kernel/sched/mmcid.c mm_cid_fixup_cpus_to_tasks curr out-of-bounds write

A vulnerability described as very critical has been identified in Linux Kernel up to 7.1.2. This affects the function mm_cid_fixup_cpus_to_tasks of the file kernel/sched/mmcid.c of the component Mmcid. Executing a manipulation of the argument curr can lead to out-of-bounds write.

This vulnerability is registered as CVE-2026-63799. It is possible to launch the attack remotely. No exploit is available.VulDB Recent EntriesRead More