kernel: bpf: Fix deadlock when freeing cgroup storage

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock when freeing cgroup storage The following commit bc235cdb423a "bpf: Prevent deadlock from recursive bpftaskstorageget|delete" first introduced deadlock prevention for fentry/fexit programs attaching on...

PT-2025-11004

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A deadlock issue has been resolved in the Linux kernel related to the bpf Berkeley Packet Filter functionality, specifically when freeing cgroup storage. This issue was introduced by a...