openSUSE 16 Security Update : gpg2 (openSUSE-SU-2026:20029-1)

high Nessus Plugin ID 287967

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Synopsis

The remote openSUSE host is missing a security update.

Description

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20029-1 advisory.

- CVE-2025-68973: out-of-bounds write when processing specially crafted input in the armor parser can lead to memory corruption (bsc#1255715).

Other security fixes:

- gpg: Avoid potential downgrade to SHA1 in 3rd party key signatures (bsc#1256246).
- gpg: Error out on unverified output for non-detached signatures (bsc#1256244).
- gpg: Deprecate the option --not-dash-escaped (bsc#1256390).

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

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

Solution

Update the affected dirmngr, gpg2, gpg2-lang and / or gpg2-tpm packages.

Plugin Details

Severity: High

ID: 287967

File Name: openSUSE-2026-20029-1.nasl

Version: 1.2

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 1/16/2026

Updated: 1/30/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2025-68973

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

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

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

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:gpg2-lang, p-cpe:/a:novell:opensuse:gpg2-tpm, p-cpe:/a:novell:opensuse:dirmngr, p-cpe:/a:novell:opensuse:gpg2

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 1/14/2026

Vulnerability Publication Date: 12/28/2025

Reference Information

CVE: CVE-2025-68973

IAVA: 2026-A-0085

Detections

Analytics