Amazon Linux 2023 : openvpn, openvpn-devel (ALAS2023-2026-1990)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1990 advisory. An attacker controlling an HTTP proxy or performing MITM on the plaintext pre-TLS proxy connection can trigger a single 0-byte overrun to a buffer on the stack by sending a crafted NTLM Type 2...

CVE-2026-13122

A flaw was found in OpenVPN. A remote attacker can exploit this vulnerability by sending a malformed authentication token. This can trigger a reachable assertion when external authentication external-auth is enabled, leading to a Denial of Service DoS condition for the OpenVPN server. Mitigation ...

UBUNTU-CVE-2026-13122

OpenVPN version 2.6.0 through 2.6.20 and 2.7alpha1 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

OpenVPN version 2.6.0 through 2.6.20 and 2.7alpha1 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...

Debian dsa-6376 : openvpn - security update

The remote Debian 13 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-6376 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6376-1 [email protected] https://www.debian.org/securit...

Linux Distros Unpatched Vulnerability : CVE-2026-13122

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenVPN version 2.6.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service via a malformed authentication token that...