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cvelistMitreCVELIST:CVE-2021-28971
HistoryMar 22, 2021 - 4:53 p.m.

CVE-2021-28971

2021-03-2216:53:28
mitre
www.cve.org
5
haswell cpus
pebs status
linux kernel

AI Score

6.8

Confidence

High

EPSS

0

Percentile

14.2%

In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6.