Description
Linux kernel fails to check all 64 bits of attr.config passed by user space, resulting to out-of-bounds access of the perf_swevent_enabled array in sw_perf_event_destroy(). Explotation allows for privilege escalation.
Recommended action
Apply updates per vendor instructions.
CISA remediation due date for U.S. federal agencies: 6 Oct 2022.
Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.