CVE-2021-28971

kernel: System crash in intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c

Published Mar 22, 2021 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2689-1 linux security update
Debian DLA Debian DLA DLA-2690-1 linux-4.19 security update
EUVD EUVD EUVD-2021-15618 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.
Ubuntu USN Ubuntu USN USN-4948-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-4979-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4982-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4984-1 Linux kernel vulnerabilities
History

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