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SUSE SLES12 / SLES15 Security Update : kernel (Live Patch 33 for SLE 12 SP4) (SUSE-SU-2023:1635-1)

medium Nessus Plugin ID 173638

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES12 / SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:1635-1 advisory.

 - In the Linux kernel before 6.1.13, there is a double free in net/mpls/af_mpls.c upon an allocation failure (for registering the sysctl table under a new location) during the renaming of a device. (CVE-2023-26545)

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 kernel-livepatch-4_12_14-150100_197_126-default and / or kgraft-patch-4_12_14-95_117-default packages.

See Also

https://bugzilla.suse.com/1208909

https://www.suse.com/security/cve/CVE-2023-26545

http://www.nessus.org/u?731c384a

Plugin Details

Severity: Medium

ID: 173638

File Name: suse_SU-2023-1635-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 3/29/2023

Updated: 7/14/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Low

Base Score: 3.8

Temporal Score: 2.8

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

CVSS Score Source: CVE-2023-26545

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/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:kernel-livepatch-4_12_14-150100_197_126-default, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:kgraft-patch-4_12_14-95_117-default

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: 3/28/2023

Vulnerability Publication Date: 2/25/2023

Reference Information

CVE: CVE-2023-26545

SuSE: SUSE-SU-2023:1635-1