sched/fair: Prevent dead task groups from regaining cfs_rq's
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.5 by commit 512e21c150c1c3ee298852660f3a796e267e62ec, it was introduced in version v5.13 by commit a7b359fc6a37faaf472125867c8dc5a068c90982. For more details please see the references link.