SUSE SLES12 Security Update : kernel (Live Patch 34 for SLE 12 SP3) (SUSE-SU-2021:2842-1)

high Nessus Plugin ID 152843

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Synopsis

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

Description

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2842-1 advisory.

- kernel: race condition in net/can/bcm.c leads to local privilege escalation (CVE-2021-3609)

- arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e. (CVE-2021-37576)

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 kgraft-patch-4_4_180-94_127-default package.

See Also

https://bugzilla.suse.com/1188323

https://bugzilla.suse.com/1188842

http://www.nessus.org/u?7e15b39a

https://www.suse.com/security/cve/CVE-2021-3609

https://www.suse.com/security/cve/CVE-2021-37576

Plugin Details

Severity: High

ID: 152843

File Name: suse_SU-2021-2842-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 8/26/2021

Updated: 8/26/2021

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2021-37576

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: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kgraft-patch-4_4_180-94_127-default, cpe:/o:novell:suse_linux:12

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: 8/25/2021

Vulnerability Publication Date: 6/24/2021

Reference Information

CVE: CVE-2021-3609, CVE-2021-37576

SuSE: SUSE-SU-2021:2842-1