Ubuntu 20.04 — libcryptx-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 16 November 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8128-1 Related CVEs: CVE-2018-25099 CVE-2025-40914 CVE-2025-40912 Upstream summary: It was discovered that CryptX did not verify authentication tags while performing GCM and ChaCha20-Poly1305 decryption. An attacker could possibly use this […]