CopyFail
Four days after the CopyFail (CVE-2026-31431) exploit disclosure disrupted Ubuntu services, the US government warned of its critical risks to Linux systems, urging immediate patching amid public exploit code.
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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.