DSA-6376-1 openvpn - security update

unknownCVE-2026-11771 CVE-2026-12932 CVE-2026-12996 CVE-2026-13117 CVE-2026-13122 CVE-2026-13698

Multiple security vulnerabilities were discovered in OpenVPN, which could result in denial of service. https://security-tracker.debian.org/tracker/DSA-6376-1

CSIRTS triage

vendor: OpenVPN product: OpenVPN Denial of service

What: Multiple security vulnerabilities could result in denial of service.
Who is affected: Deployments of OpenVPN.
Urgency: Remediation is important as these vulnerabilities could disrupt service availability.
Action: Apply the latest security update for OpenVPN.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Debian Security Advisories (INTL · vendor-psirt · site)
Severity: unknown
Published: 2026-07-03
Exploitation: Not in CISA KEV at last sync

Original advisory: https://lists.debian.org/debian-security-announce/2026/msg00287.html

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-131220.49% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 39% of all scored CVEs.
Low exploitation riskCVE-2026-136980.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 42% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-11771	coverage & exploitation status	NVD · CVE.org
CVE-2026-12932	coverage & exploitation status	NVD · CVE.org
CVE-2026-12996	coverage & exploitation status	NVD · CVE.org
CVE-2026-13117	coverage & exploitation status	NVD · CVE.org
CVE-2026-13122	coverage & exploitation status	NVD · CVE.org
CVE-2026-13698	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.