CVE-2026-98463 | Linux Kernel up to 6.18.54/7.2.8/7.3-rc4 sched_ext run_deferred use after free
A vulnerability, which was classified as very critical, was found in Linux Kernel up to 6.18.54/7.2.8/7.3-rc4. This impacts the function run_deferred of the component sched_ext. Executing a manipulation can lead to use after free.
This vulnerability is registered as CVE-2026-98463. The attack needs to be launched locally. No exploit is available.
You should upgrade the affected component.