CVE-2026-64435
kernel: audit: Fix data races of skb_queue_len() readers on audit_queue
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 25, 2026
Updated · October 30, 2026
Description
A flaw was found in the Linux kernel's auditing subsystem. Multiple readers could access the audit_queue length (qlen) concurrently with a writer without proper synchronization, leading to a data race. This race condition could result in inconsistent data reads, potentially causing unpredictable system behavior or affecting the accuracy of audit logs.
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
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
CWE-820 · Missing Synchronization