July 27, 2026
- Linux kernel LPE "Copy Fail" (CVE-2026-31431) has a public PoC and no distro fix yet. CERT-EU warns the local privilege-escalation flaw affects every mainstream distribution shipping a kernel built since 2017; the mainline fix is committed but no vendor has shipped a patched package, so apply the interim mitigation now (CERT-EU). · Vulnerabilities & Exploits