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SUSE SLED12 / SLES12 Security Update : krb5 (SUSE-SU-2017:2659-1)

critical Nessus Plugin ID 103742

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Synopsis

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

Description

This update for krb5 fixes several issues. This security issue was fixed :

 - CVE-2017-11462: Prevent automatic security context deletion to prevent double-free (bsc#1056995)

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 Software Development Kit 12-SP3:zypper in -t patch SUSE-SLE-SDK-12-SP3-2017-1644=1

SUSE Linux Enterprise Software Development Kit 12-SP2:zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-1644=1

SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-1644=1

SUSE Linux Enterprise Server 12-SP3:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2017-1644=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1644=1

SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2017-1644=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-1644=1

SUSE Container as a Service Platform ALL:zypper in -t patch SUSE-CAASP-ALL-2017-1644=1

OpenStack Cloud Magnum Orchestration 7:zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2017-1644=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1032680

https://bugzilla.suse.com/show_bug.cgi?id=1054028

https://bugzilla.suse.com/show_bug.cgi?id=1056995

https://bugzilla.suse.com/show_bug.cgi?id=903543

https://www.suse.com/security/cve/CVE-2017-11462/

http://www.nessus.org/u?c98d70d7

Plugin Details

Severity: Critical

ID: 103742

File Name: suse_SU-2017-2659-1.nasl

Version: 3.9

Type: local

Agent: unix

Published: 10/10/2017

Updated: 1/6/2021

Supported Sensors: Agentless Assessment, Continuous 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: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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:krb5-plugin-kdb-ldap, p-cpe:/a:novell:suse_linux:krb5-server-debuginfo, p-cpe:/a:novell:suse_linux:krb5-plugin-kdb-ldap-debuginfo, p-cpe:/a:novell:suse_linux:krb5-plugin-preauth-pkinit, p-cpe:/a:novell:suse_linux:krb5-client-debuginfo, p-cpe:/a:novell:suse_linux:krb5-plugin-preauth-pkinit-debuginfo, p-cpe:/a:novell:suse_linux:krb5-debugsource, p-cpe:/a:novell:suse_linux:krb5-plugin-preauth-otp, p-cpe:/a:novell:suse_linux:krb5-server, p-cpe:/a:novell:suse_linux:krb5-doc, p-cpe:/a:novell:suse_linux:krb5-debuginfo, p-cpe:/a:novell:suse_linux:krb5-plugin-preauth-otp-debuginfo, p-cpe:/a:novell:suse_linux:krb5, p-cpe:/a:novell:suse_linux:krb5-client

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: 10/8/2017

Vulnerability Publication Date: 9/13/2017

Reference Information

CVE: CVE-2017-11462