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Debian dsa-6289 : openvpn - security update

medium Nessus Plugin ID 316479

Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 12 / 13 host has a package installed that is affected by multiple vulnerabilities as referenced in the dsa-6289 advisory.

 - ------------------------------------------------------------------------- Debian Security Advisory DSA-6289-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff May 21, 2026 https://www.debian.org/security/faq
 - -------------------------------------------------------------------------

 Package : openvpn CVE ID : CVE-2026-35058 CVE-2026-40215

 Two security vulnerabilities were discovered in OpenVPN, which could result in denial of service or a leak of packet data from a previous handshake.

 For the oldstable distribution (bookworm), these problems have been fixed in version 2.6.14-0+deb12u1.

 For the stable distribution (trixie), these problems have been fixed in version 2.6.14-1+deb13u2.

 We recommend that you upgrade your openvpn packages.

 For the detailed security status of openvpn please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/openvpn

 Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/

 Mailing list: [email protected]

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Upgrade the openvpn packages.

See Also

https://security-tracker.debian.org/tracker/source-package/openvpn

https://security-tracker.debian.org/tracker/CVE-2026-35058

https://security-tracker.debian.org/tracker/CVE-2026-40215

https://packages.debian.org/source/bookworm/openvpn

https://packages.debian.org/source/trixie/openvpn

Plugin Details

Severity: Medium

ID: 316479

File Name: debian_DSA-6289.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/22/2026

Updated: 5/22/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2026-40215

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:13.0, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:debian:debian_linux:openvpn

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 5/21/2026

Vulnerability Publication Date: 4/22/2026

Reference Information

CVE: CVE-2026-35058, CVE-2026-40215