openSUSE 16: rsyslog / rsyslog-devel / rsyslog-diag-tools / etc (openSUSE-SU-2026:21535-1)

high Nessus Plugin ID 333270

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-2026:21535-1 advisory.

- CVE-2026-61548: crafted RFC 5424 messages to mmpstrucdata can lead to a stack overwrite (bsc#1272414).
- input sequence during oversize-frame recovery in imptcp can cause denial of service (bsc#1271910).

Changes for rsyslog:

- added a devel subpackage, with requires (bsc#1264721)

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 packages.

Plugin Details

Severity: High

ID: 333270

File Name: openSUSE-2026-21535-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 8/7/2026

Updated: 8/7/2026

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.14

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-61548

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/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:rsyslog-devel, p-cpe:/a:novell:opensuse:rsyslog-diag-tools, p-cpe:/a:novell:opensuse:rsyslog-module-elasticsearch, p-cpe:/a:novell:opensuse:rsyslog-module-gcrypt, p-cpe:/a:novell:opensuse:rsyslog-module-gssapi, p-cpe:/a:novell:opensuse:rsyslog-module-gtls, p-cpe:/a:novell:opensuse:rsyslog-module-mmnormalize, p-cpe:/a:novell:opensuse:rsyslog-module-mysql, p-cpe:/a:novell:opensuse:rsyslog-module-omhttpfs, p-cpe:/a:novell:opensuse:rsyslog-module-omtcl, p-cpe:/a:novell:opensuse:rsyslog-module-ossl, p-cpe:/a:novell:opensuse:rsyslog-module-pgsql, p-cpe:/a:novell:opensuse:rsyslog-module-relp, p-cpe:/a:novell:opensuse:rsyslog

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: 8/5/2026

Vulnerability Publication Date: 7/30/2026

Reference Information

CVE: CVE-2026-61548

IAVA: 2026-A-0775

Detections

Analytics