ADSys vulnerabilities
Summary
It was discovered that ADSys did not properly handle certain HTTP/2 frames. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-27141) It was discovered that ADSys did not properly handle certain HTTP/2 SETTINGS frames. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-33814) Affected Ubuntu releases: 26.04, 25.10, 24.04, 22.04, 20.04. CVEs: CVE-2026-33814, CVE-2026-27141.
- Ubuntu 26.04
- Ubuntu 25.10
- Ubuntu 24.04
- Ubuntu 22.04
- Ubuntu 20.04
Official advisory · medium-confidence parse· fetched 3 hours ago·verify at source
Mitigation checklist
- Apply available updates: `sudo apt update && sudo apt upgrade` (a standard system update installs the fix).
Official advisory · medium-confidence parse· fetched 3 hours ago·verify at source
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