CVE-2015-3246 — Red Hat Libuser Race Condition Vulnerability

CVE-2015-3246 is a race condition vulnerability in Red Hat Libuser, a library used to manage local user and group accounts. It was added to the CISA KEV Catalog on 2026-08-26 based on evidence of active exploitation, with potential local privilege-escalation consequences.

Type: Race condition | Exploitation: Active (KEV) | Mitigation: apply vendor updates; audit legacy RHEL hosts