SUSE SLES12 Security Update : ovmf (SUSE-SU-2026:0196-1)

high Nessus Plugin ID 294917

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0196-1 advisory.

- CVE-2023-45231: Fixed out of bounds read when handling a ND Redirect message with truncated options (bsc#1218881).
- CVE-2023-45232: Fixed infinite loop when parsing unknown options in the Destination Options header (bsc#1218882).
- CVE-2023-45233: Fixed infinite loop when parsing a PadN option in the Destination Options header (bsc#1218883).
- CVE-2023-45234: Fixed buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message (bsc#1218884).
- CVE-2023-45235: Fixed buffer overflow when handling Server ID option from a DHCPv6 proxy Advertise message (bsc#1218885).

Tenable has extracted the preceding description block directly from the SUSE 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

Update the affected ovmf, ovmf-tools, qemu-ovmf-x86_64 and / or qemu-uefi-aarch64 packages.

Plugin Details

Severity: High

ID: 294917

File Name: suse_SU-2026-0196-1.nasl

Version: 1.1

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 1/22/2026

Updated: 1/22/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 6.5

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

CVSS Score Source: CVE-2023-45235

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:ovmf-tools, p-cpe:/a:novell:suse_linux:qemu-uefi-aarch64, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:ovmf, p-cpe:/a:novell:suse_linux:qemu-ovmf-x86_64

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/21/2026

Vulnerability Publication Date: 1/16/2024

Reference Information

CVE: CVE-2023-45231, CVE-2023-45232, CVE-2023-45233, CVE-2023-45234, CVE-2023-45235

SuSE: SUSE-SU-2026:0196-1

Detections

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