SUSE SLED12 / SLES12 Security Update : libxml2 (SUSE-SU-2017:1454-1)

high Nessus Plugin ID 100544

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Synopsis

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

Description

This update for libxml2 fixes the following issues :

- CVE-2017-9047, CVE-2017-9048: The function xmlSnprintfElementContent in valid.c was vulnerable to a stack-based buffer overflow (bsc#1039063, bsc#1039064)

- CVE-2017-9049: The function xmlDictComputeFastKey in dict.c was vulnerable to a heap-based buffer over-read.
(bsc#1039066)

- CVE-2017-9050: The function xmlDictAddString was vulnerable to a heap-based buffer over-read (bsc#1039661)

- CVE-2016-1839: heap-based buffer overflow (xmlDictAddString func) (bnc#1039069)

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-SP2:zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-891=1

SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-891=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-891=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-891=1

OpenStack Cloud Magnum Orchestration 7:zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2017-891=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1039063

https://bugzilla.suse.com/show_bug.cgi?id=1039064

https://bugzilla.suse.com/show_bug.cgi?id=1039066

https://bugzilla.suse.com/show_bug.cgi?id=1039069

https://bugzilla.suse.com/show_bug.cgi?id=1039661

https://bugzilla.suse.com/show_bug.cgi?id=981114

https://www.suse.com/security/cve/CVE-2016-1839/

https://www.suse.com/security/cve/CVE-2017-9047/

https://www.suse.com/security/cve/CVE-2017-9048/

https://www.suse.com/security/cve/CVE-2017-9049/

https://www.suse.com/security/cve/CVE-2017-9050/

http://www.nessus.org/u?97009793

Plugin Details

Severity: High

ID: 100544

File Name: suse_SU-2017-1454-1.nasl

Version: 3.8

Type: local

Agent: unix

Published: 5/31/2017

Updated: 1/6/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libxml2, p-cpe:/a:novell:suse_linux:libxml2-2, p-cpe:/a:novell:suse_linux:libxml2-2-debuginfo, p-cpe:/a:novell:suse_linux:libxml2-debugsource, p-cpe:/a:novell:suse_linux:libxml2-tools, p-cpe:/a:novell:suse_linux:libxml2-tools-debuginfo, p-cpe:/a:novell:suse_linux:python-libxml2, p-cpe:/a:novell:suse_linux:python-libxml2-debuginfo, p-cpe:/a:novell:suse_linux:python-libxml2-debugsource, 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: 5/30/2017

Vulnerability Publication Date: 5/20/2016

Reference Information

CVE: CVE-2016-1839, CVE-2017-9047, CVE-2017-9048, CVE-2017-9049, CVE-2017-9050