SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2578-1)

high Nessus Plugin ID 140478
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 12 SP5 Azure kernel was updated to 3.12.31 to receive various security and bugfixes.

The following security bug was fixed :

CVE-2020-14386: Fixed a potential local privilege escalation via memory corruption (bsc#1176069).

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 Server 12-SP5 :

zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2578=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1058115

https://bugzilla.suse.com/show_bug.cgi?id=1112178

https://bugzilla.suse.com/show_bug.cgi?id=1136666

https://bugzilla.suse.com/show_bug.cgi?id=1171558

https://bugzilla.suse.com/show_bug.cgi?id=1173060

https://bugzilla.suse.com/show_bug.cgi?id=1175691

https://bugzilla.suse.com/show_bug.cgi?id=1176069

https://www.suse.com/security/cve/CVE-2020-14386/

http://www.nessus.org/u?b6b5960d

Plugin Details

Severity: High

ID: 140478

File Name: suse_SU-2020-2578-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 9/10/2020

Updated: 9/29/2020

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-14386

VPR

Risk Factor: High

Score: 8.4

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 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:kernel-azure, p-cpe:/a:novell:suse_linux:kernel-azure-base, p-cpe:/a:novell:suse_linux:kernel-azure-base-debuginfo, p-cpe:/a:novell:suse_linux:kernel-azure-debuginfo, p-cpe:/a:novell:suse_linux:kernel-azure-debugsource, p-cpe:/a:novell:suse_linux:kernel-azure-devel, p-cpe:/a:novell:suse_linux:kernel-syms-azure, 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: 9/9/2020

Vulnerability Publication Date: 9/16/2020

Reference Information

CVE: CVE-2020-14386