Debian 11 — swupdate — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-12951 CVE-2019-13503 CVE-2019-19307 CVE-2020-25756 CVE-2020-25887 CVE-2021-26528 CVE-2021-26529 CVE-2021-26530 +12 more Upstream summary: An issue was discovered in Mongoose before 6.15. The parse_mqtt() function in mg_mqtt.c has a critical […]