- Kernel Update Version:
- Release Date:
- 2022-03-02 08:28:02
Denial of service by corrupting mountpoint reference counter.It was discovered that a race condition was possible between pivot_root() and put_mountpoint() operations. A local unprivileged attacker could exploit this to corrupt mountpoint reference counter and cause a denial of service (kernel crash).https://bugzilla.redhat.com/show_bug.cgi?id=1848652
futex: potential system hang due to a missing unlock operation in the error path of futex_wait_requeue_pi().