SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2016:2592-1) (Dirty COW)

High Nessus Plugin ID 94278

Synopsis

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

Description

The SUSE Linux Enterprise 12 SP1 kernel was updated to fix two issues.
This security bug was fixed :

- CVE-2016-5195: Local privilege escalation using MAP_PRIVATE. It is reportedly exploited in the wild (bsc#1004418).

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Workstation Extension 12-SP1:zypper in -t patch SUSE-SLE-WE-12-SP1-2016-1522=1

SUSE Linux Enterprise Software Development Kit 12-SP1:zypper in -t patch SUSE-SLE-SDK-12-SP1-2016-1522=1

SUSE Linux Enterprise Server 12-SP1:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2016-1522=1

SUSE Linux Enterprise Module for Public Cloud 12:zypper in -t patch SUSE-SLE-Module-Public-Cloud-12-2016-1522=1

SUSE Linux Enterprise Live Patching 12:zypper in -t patch SUSE-SLE-Live-Patching-12-2016-1522=1

SUSE Linux Enterprise Desktop 12-SP1:zypper in -t patch SUSE-SLE-DESKTOP-12-SP1-2016-1522=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1001419

https://bugzilla.suse.com/show_bug.cgi?id=1002165

https://bugzilla.suse.com/show_bug.cgi?id=1004418

https://bugzilla.suse.com/show_bug.cgi?id=904970

https://bugzilla.suse.com/show_bug.cgi?id=907150

https://bugzilla.suse.com/show_bug.cgi?id=920615

https://bugzilla.suse.com/show_bug.cgi?id=920633

https://bugzilla.suse.com/show_bug.cgi?id=930408

https://www.suse.com/security/cve/CVE-2016-5195/

http://www.nessus.org/u?79644c53

Plugin Details

Severity: High

ID: 94278

File Name: suse_SU-2016-2592-1.nasl

Version: 1.16

Type: local

Agent: unix

Published: 2016/10/26

Updated: 2018/11/29

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.2

Temporal Score: 6.3

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

Temporal Vector: CVSS2#E:H/RL:OF/RC:C

CVSS v3.0

Base Score: 7.8

Temporal Score: 7.5

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:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kernel-default, p-cpe:/a:novell:suse_linux:kernel-default-base, p-cpe:/a:novell:suse_linux:kernel-default-base-debuginfo, p-cpe:/a:novell:suse_linux:kernel-default-debuginfo, p-cpe:/a:novell:suse_linux:kernel-default-debugsource, p-cpe:/a:novell:suse_linux:kernel-default-devel, p-cpe:/a:novell:suse_linux:kernel-default-extra, p-cpe:/a:novell:suse_linux:kernel-default-extra-debuginfo, p-cpe:/a:novell:suse_linux:kernel-default-man, p-cpe:/a:novell:suse_linux:kernel-syms, p-cpe:/a:novell:suse_linux:kernel-xen, p-cpe:/a:novell:suse_linux:kernel-xen-base, p-cpe:/a:novell:suse_linux:kernel-xen-base-debuginfo, p-cpe:/a:novell:suse_linux:kernel-xen-debuginfo, p-cpe:/a:novell:suse_linux:kernel-xen-debugsource, p-cpe:/a:novell:suse_linux:kernel-xen-devel, cpe:/o:novell:suse_linux:12

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2016/10/21

Exploitable With

CANVAS (CANVAS)

Core Impact

Reference Information

CVE: CVE-2016-5195

IAVA: 2016-A-0306