Ubuntu 18.04 — expat — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 13 July 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8022-1 Related CVEs: CVE-2026-25210 CVE-2026-24515 CVE-2025-59375 CVE-2024-50602 CVE-2024-45490 CVE-2024-45491 CVE-2024-45492 CVE-2022-43680 +12 more Upstream summary: It was discovered that Expat incorrectly handled memory when parsing certain XML files. An attacker […]