SUSE SLES12 / SLES15 Security Update : kernel (Live Patch 32 for SLE 12 SP4) (SUSE-SU-2023:1982-1)

high Nessus Plugin ID 174781

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Synopsis

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

Description

The remote SUSE Linux SLES12 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:1982-1 advisory.

- A use-after-free flaw was found in qdisc_graft in net/sched/sch_api.c in the Linux Kernel due to a race problem. This flaw leads to a denial of service issue. If patch ebda44da44f6 (net: sched: fix race condition in qdisc_graft()) not applied yet, then kernel could be affected. (CVE-2023-0590)

- A flaw use after free in the Linux kernel integrated infrared receiver/transceiver driver was found in the way user detaching rc device. A local user could use this flaw to crash the system or potentially escalate their privileges on the system. (CVE-2023-1118)

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 kernel-livepatch-4_12_14-150100_197_126-default, kgraft-patch-4_12_14-122_133-default and / or kgraft-patch-4_12_14-95_114-default packages.

See Also

https://bugzilla.suse.com/1207822

https://bugzilla.suse.com/1208910

https://lists.suse.com/pipermail/sle-updates/2023-April/028977.html

https://www.suse.com/security/cve/CVE-2023-0590

https://www.suse.com/security/cve/CVE-2023-1118

Plugin Details

Severity: High

ID: 174781

File Name: suse_SU-2023-1982-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/26/2023

Updated: 7/12/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

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-2023-1118

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: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:kernel-livepatch-4_12_14-150100_197_126-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_12_14-122_133-default, p-cpe:/a:novell:suse_linux:kgraft-patch-4_12_14-95_114-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: 4/25/2023

Vulnerability Publication Date: 3/2/2023

Reference Information

CVE: CVE-2023-0590, CVE-2023-1118

SuSE: SUSE-SU-2023:1982-1