Debian 11 — libzstd — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-11922 CVE-2021-24031 CVE-2021-24032 CVE-2022-4899 Upstream summary: A race condition in the one-pass compression functions of Zstandard prior to version 1.3.8 could allow an attacker to write bytes out […]