kernel: sched/fair: Fix fault in reweight_entity

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix fault in reweightentity Syzbot found a GPF in reweightentity. This has been bisected to commit 4ef0c5c6b5ba "kernel/sched: Fix schedfork access an invalid schedtaskgroup" There is a race between schedpostfork and...

PT-2022-7629

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a synchronization error in the reweight entity function of the Linux kernel's sched component, which can cause a null pointer dereference. This occurs due to a ra...