SUSE SLES15 Security Update : kernel (SUSE-SU-2020:3230-1)

high Nessus Plugin ID 143694
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

The SUSE Linux Enterprise 15 SP2 kernel RT was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2020-25212: Fixed getxattr kernel panic and memory overflow (bsc#1176381).

CVE-2020-25643: Added range checks in ppp_cp_parse_cr() (bsc#1177206).

CVE-2020-25641: Allowed for_each_bvec to support zero len bvec (bsc#1177121).

CVE-2020-25645: Added transport ports in route lookup for geneve (bsc#1177511).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Realtime 15-SP2 :

zypper in -t patch SUSE-SLE-Module-RT-15-SP2-2020-3230=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1065600

https://bugzilla.suse.com/show_bug.cgi?id=1155798

https://bugzilla.suse.com/show_bug.cgi?id=1168468

https://bugzilla.suse.com/show_bug.cgi?id=1171675

https://bugzilla.suse.com/show_bug.cgi?id=1175599

https://bugzilla.suse.com/show_bug.cgi?id=1175718

https://bugzilla.suse.com/show_bug.cgi?id=1176019

https://bugzilla.suse.com/show_bug.cgi?id=1176381

https://bugzilla.suse.com/show_bug.cgi?id=1176588

https://bugzilla.suse.com/show_bug.cgi?id=1176979

https://bugzilla.suse.com/show_bug.cgi?id=1177027

https://bugzilla.suse.com/show_bug.cgi?id=1177121

https://bugzilla.suse.com/show_bug.cgi?id=1177193

https://bugzilla.suse.com/show_bug.cgi?id=1177194

https://bugzilla.suse.com/show_bug.cgi?id=1177206

https://bugzilla.suse.com/show_bug.cgi?id=1177258

https://bugzilla.suse.com/show_bug.cgi?id=1177283

https://bugzilla.suse.com/show_bug.cgi?id=1177284

https://bugzilla.suse.com/show_bug.cgi?id=1177285

https://bugzilla.suse.com/show_bug.cgi?id=1177286

https://bugzilla.suse.com/show_bug.cgi?id=1177297

https://bugzilla.suse.com/show_bug.cgi?id=1177384

https://bugzilla.suse.com/show_bug.cgi?id=1177511

https://bugzilla.suse.com/show_bug.cgi?id=954532

https://www.suse.com/security/cve/CVE-2020-25212/

https://www.suse.com/security/cve/CVE-2020-25641/

https://www.suse.com/security/cve/CVE-2020-25643/

https://www.suse.com/security/cve/CVE-2020-25645/

http://www.nessus.org/u?99f6bda6

Plugin Details

Severity: High

ID: 143694

File Name: suse_SU-2020-3230-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 12/9/2020

Updated: 12/11/2020

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-25643

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:C

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

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/AC:L/PR:H/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:cluster-md-kmp-rt, p-cpe:/a:novell:suse_linux:cluster-md-kmp-rt-debuginfo, p-cpe:/a:novell:suse_linux:dlm-kmp-rt, p-cpe:/a:novell:suse_linux:dlm-kmp-rt-debuginfo, p-cpe:/a:novell:suse_linux:gfs2-kmp-rt, p-cpe:/a:novell:suse_linux:gfs2-kmp-rt-debuginfo, p-cpe:/a:novell:suse_linux:kernel-rt, p-cpe:/a:novell:suse_linux:kernel-rt-debuginfo, p-cpe:/a:novell:suse_linux:kernel-rt-debugsource, p-cpe:/a:novell:suse_linux:kernel-rt-devel, p-cpe:/a:novell:suse_linux:kernel-rt-devel-debuginfo, p-cpe:/a:novell:suse_linux:kernel-rt_debug-debuginfo, p-cpe:/a:novell:suse_linux:kernel-rt_debug-debugsource, p-cpe:/a:novell:suse_linux:kernel-rt_debug-devel, p-cpe:/a:novell:suse_linux:kernel-rt_debug-devel-debuginfo, p-cpe:/a:novell:suse_linux:kernel-syms-rt, p-cpe:/a:novell:suse_linux:ocfs2-kmp-rt, p-cpe:/a:novell:suse_linux:ocfs2-kmp-rt-debuginfo, 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: 11/6/2020

Vulnerability Publication Date: 9/9/2020

Reference Information

CVE: CVE-2020-25212, CVE-2020-25641, CVE-2020-25643, CVE-2020-25645