Amazon Linux 2 — kernel-livepatch-5.10.234-225.921 — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-239 Related CVEs: CVE-2025-21991 CVE-2025-22004 CVE-2025-21858 CVE-2025-21796 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes (CVE-2025-21991) In […]