Amazon Linux 2023 — microcode_ctl — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2025-1209 Related CVEs: CVE-2025-22839 CVE-2025-22840 CVE-2025-22889 CVE-2025-26403 CVE-2025-32086 CVE-2025-20053 CVE-2025-21090 CVE-2025-24305 +12 more Upstream summary: Insufficient granularity of access control in the OOB-MSM for some Intel(R) Xeon(R) 6 Scalable processors […]