SUSE SLES15 Security Update : kernel (Live Patch 31 for SLE 15 SP3) (SUSE-SU-2023:2709-1)

high Nessus Plugin ID 177802

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2023:2709-1 advisory.

- qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX. (CVE-2023-31436)

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-5_3_18-150200_24_151-default and / or kernel-livepatch-5_3_18-150300_59_118-default packages.

See Also

https://bugzilla.suse.com/1210989

https://lists.suse.com/pipermail/sle-updates/2023-June/030139.html

https://www.suse.com/security/cve/CVE-2023-31436

Plugin Details

Severity: High

ID: 177802

File Name: suse_SU-2023-2709-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 6/30/2023

Updated: 7/12/2023

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: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-31436

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/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: p-cpe:/a:novell:suse_linux:kernel-livepatch-5_3_18-150200_24_151-default, p-cpe:/a:novell:suse_linux:kernel-livepatch-5_3_18-150300_59_118-default, cpe:/o:novell:suse_linux:15

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: 6/29/2023

Vulnerability Publication Date: 4/28/2023

Reference Information

CVE: CVE-2023-31436

SuSE: SUSE-SU-2023:2709-1