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SUSE SLES12 Security Update : perl-Net-DNS (SUSE-SU-2026:4065-1)

high Nessus Plugin ID 348451

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:4065-1 advisory.

 This update for perl-Net-DNS fixes the following issue:

 - CVE-2026-81928: memory exhaustion via unbounded recursion in sig_data when re-encoding a message with a misplaced TSIG record (bsc#1278084).

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 perl-Net-DNS package.

See Also

https://bugzilla.suse.com/1278084

https://www.suse.com/security/cve/CVE-2026-81928

http://www.nessus.org/u?41c5a2d3

Plugin Details

Severity: High

ID: 348451

File Name: suse_SU-2026-4065-1.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 9/21/2026

Updated: 9/25/2026

Supported Sensors: Agentless Assessment, 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: Low

Score: 3

Percentile: 23.63

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-81928

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/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:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:perl-net-dns

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: 9/8/2026

Vulnerability Publication Date: 9/1/2026

Reference Information

CVE: CVE-2026-81928

IAVA: 2026-A-1012

SuSE: SUSE-SU-2026:4065-1