openEuler-SA-2026-3001

Synopsis:

openvpn security updateSummary:

An update for openvpn is now available for openEuler-24.03-LTS-SP4Description:

OpenVPN is a full-featured open source SSL VPN solution that accommodates a wide range of configurations, including remote access, site-to-site VPNs, Wi-Fi security, and enterprise-scale remote access solutions with load balancing, failover, and fine-grained access-controls. Starting with the fundamental premise that complexity is the enemy of security, OpenVPN offers a cost-effective, lightweight alternative to other VPN technologies that is well-adapted for the SME and enterprise markets.

Security Fix(es):

(CVE-2026-11771)

(CVE-2026-12932)

(CVE-2026-12996)

(CVE-2026-13117)

OpenVPN version 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service via a malformed authentication token that triggers a reachable assertion when external-auth is enabled(CVE-2026-13122)

A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service(CVE-2026-13698)Topic:

An update for openvpn is now available for openEuler-24.03-LTS-SP4.

openEuler Security has rated this update as having a security impact of critical. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.Severity:

CriticalAffected Component:

openvpn