Red Hat has provided an official link to information on the CopyFail vulnerability, known as CVE-2026-31431. The security page details a fix for the local privilege escalation issue and specifies affected versions. This follows a user inquiry urging faster publication of a patch.
On May 4, 2026, Red Hat responded to concerns about the unpatched CVE-2026-31431, dubbed 'CopyFail,' by sharing a link to its security advisory. The page at access.redhat.com/security/cve/cve-2026-31431 covers the fix for this local privilege escalation vulnerability and lists impacted versions in Red Hat systems using RBAC, according to the company's post at 12:35 UTC. A user, RMaurox, had pressed Red Hat earlier, asking why it had not yet published the patch when other major Linux distributions had. They highlighted risks to RBAC and Red Hat systems from the privilege escalation flaw. Red Hat's response offers users the necessary details to address the issue. The vulnerability affects systems where improper handling allows escalation of privileges. Red Hat's advisory serves as the primary resource for mitigation steps. No further details on deployment timelines were provided.