CVE Database›Document archive›CVE-2021-38200

CVE-2021-38200

kernel: arch/powerpc/perf/core-book3s.c allows local users to cause a DoS via a perf record command

Loading…

Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 18, 2021

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel on the powerpc architecture, where a local user can cause a denial of service and panic the system when issuing the 'perf record' command. The highest threat from this vulnerability is to system availability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options does not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference