Disclosure summary
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.
CISA remediation guidance
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Original records & references
PUBLISHED 2022-09-15T00:00:00-04:00
MODIFIED 2022-09-15T00:00:00-04:00
INGESTED 2026-10-06T11:42:58-04:00