Amazon Linux 2 — zstd — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2-2023-2140 Related CVEs: CVE-2022-4899 Upstream summary: In zstd, supplying an empty string as an argument to either –output-dir-flat or –output-dir-mirror may cause a buffer overrun. (CVE-2022-4899) Table of contents Symptom […]