SUSE SLES11 Security Update : libxml2 (SUSE-SU-2018:0395-1)

Medium Nessus Plugin ID 106707

Synopsis

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

Description

This update for libxml2 fixes several issues. Theses security issues were fixed :

- CVE-2017-16932: Fixed infinite recursion could lead to an infinite loop or memory exhaustion when expanding a parameter entity in a DTD (bsc#1069689).

- CVE-2017-15412: Prevent use after free when calling XPath extension functions that allowed remote attackers to cause DoS or potentially RCE (bsc#1077993)

- CVE-2016-5131: Use-after-free vulnerability in libxml2 allowed remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the XPointer range-to function. (bsc#1078813)

- CVE-2017-5130: Fixed a potential remote buffer overflow in function xmlMemoryStrdup() (bsc#1078806)

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 11-SP4:zypper in -t patch sdksp4-libxml2-13458=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-libxml2-13458=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-libxml2-13458=1

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

See Also

https://bugzilla.suse.com/1069689

https://bugzilla.suse.com/1077993

https://bugzilla.suse.com/1078806

https://bugzilla.suse.com/1078813

https://www.suse.com/security/cve/CVE-2016-5131.html

https://www.suse.com/security/cve/CVE-2017-15412.html

https://www.suse.com/security/cve/CVE-2017-16932.html

https://www.suse.com/security/cve/CVE-2017-5130.html

http://www.nessus.org/u?0f0fa984

Plugin Details

Severity: Medium

ID: 106707

File Name: suse_SU-2018-0395-1.nasl

Version: $Revision: 3.1 $

Type: local

Agent: unix

Published: 2018/02/09

Modified: 2018/02/09

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSSv2

Base Score: 6.8

Temporal Score: 5.3

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:ND

CVSSv3

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libxml2, p-cpe:/a:novell:suse_linux:libxml2-doc, p-cpe:/a:novell:suse_linux:libxml2-python, cpe:/o:novell:suse_linux:11

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: 2018/02/08

Reference Information

CVE: CVE-2016-5131, CVE-2017-15412, CVE-2017-16932, CVE-2017-5130

OSVDB: 141934, 158584, 161923, 170409