SUSE SLED12 / SLES12 Security Update : libxslt (SUSE-SU-2017:1313-1)

high Nessus Plugin ID 100243

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Synopsis

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

Description

This update for libxslt fixes the following issues :

- CVE-2017-5029: The xsltAddTextString function in transform.c lacked a check for integer overflow during a size calculation, which allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page (bsc#1035905).

- CVE-2016-4738: Fix heap overread in xsltFormatNumberConversion: An empty decimal-separator could cause a heap overread. This can be exploited to leak a couple of bytes after the buffer that holds the pattern string (bsc#1005591).

- CVE-2015-9019: Properly initialize random generator (bsc#934119).

- CVE-2015-7995: Vulnerability in function xsltStylePreCompute' in preproc.c could cause a type confusion leading to DoS. (bsc#952474)

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-SP2-2017-793=1

SUSE Linux Enterprise Software Development Kit 12-SP1:zypper in -t patch SUSE-SLE-SDK-12-SP1-2017-793=1

SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-793=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-793=1

SUSE Linux Enterprise Server 12-SP1:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2017-793=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-793=1

SUSE Linux Enterprise Desktop 12-SP1:zypper in -t patch SUSE-SLE-DESKTOP-12-SP1-2017-793=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1005591

https://bugzilla.suse.com/show_bug.cgi?id=1035905

https://bugzilla.suse.com/show_bug.cgi?id=934119

https://bugzilla.suse.com/show_bug.cgi?id=952474

https://www.suse.com/security/cve/CVE-2015-7995/

https://www.suse.com/security/cve/CVE-2015-9019/

https://www.suse.com/security/cve/CVE-2016-4738/

https://www.suse.com/security/cve/CVE-2017-5029/

http://www.nessus.org/u?d0a6df73

Plugin Details

Severity: High

ID: 100243

File Name: suse_SU-2017-1313-1.nasl

Version: 3.7

Type: local

Agent: unix

Published: 5/17/2017

Updated: 1/6/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libxslt-debugsource, p-cpe:/a:novell:suse_linux:libxslt-tools, p-cpe:/a:novell:suse_linux:libxslt-tools-debuginfo, p-cpe:/a:novell:suse_linux:libxslt1, p-cpe:/a:novell:suse_linux:libxslt1-debuginfo, 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: 5/16/2017

Vulnerability Publication Date: 11/17/2015

Reference Information

CVE: CVE-2015-7995, CVE-2015-9019, CVE-2016-4738, CVE-2017-5029