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.
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
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T21:55:12.300Z

Reserved: 2021-03-22T00:00:00

Link: CVE-2021-28971

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-22T17:15:15.137

Modified: 2024-11-21T06:00:28.617

Link: CVE-2021-28971

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-22T00:00:00Z

Links: CVE-2021-28971 - Bugzilla

cve-icon OpenCVE Enrichment

No data.