CVE-2024-46713
kernel: perf/aux: Fix AUX buffer serialization
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 13, 2024
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's perf/aux subsystem. The event->mmap_mutex was insufficient to properly serialize the AUX buffer, leading to a concurrency issue. A local attacker with low privileges could exploit this flaw to cause a denial of service, potentially leading to system instability or data corruption.
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 do 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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-662 · Improper Synchronization