Critical OpenVPN Vulnerabilities Affecting Ubuntu Systems
ID: b3ae0f29-49c5-599d-880b-6e57c2e47a6d
STIX ID: report--b3ae0f29-49c5-599d-880b-6e57c2e47a6d
Feed Name: ThreatCluster
Threat Score
## OpenVPN multiple vulnerabilities affecting Ubuntu 24.04/26.04 LTS Multiple vulnerabilities in OpenVPN—including CVE-2026-11771 (1-byte buffer overrun), CVE-2026-12932 (incorrect metadata handling), and use-after-free issues (CVE-2026-12996, CVE-2026-13117, CVE-2026-13122)—were published on July 6, 2026; these flaws can cause denial of service, arbitrary code execution, or sensitive data exposure. Users are advised to update to the latest OpenVPN versions immediately to mitigate the risks.
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