Amazon Linux 2023 — systemd — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2024-509 Related CVEs: CVE-2023-7008 CVE-2021-3997 CVE-2022-4415 CVE-2022-45873 Upstream summary: systemd-resolved accepts records of DNSSEC-signed domains even when they have no signature, allowing man-in-the-middles (or the upstream DNS resolver) to manipulate […]