SUSE SLES11 Security Update : libxslt (SUSE-SU-2017:1282-1)

This script is Copyright (C) 2017 Tenable Network Security, Inc.


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.

See also :

https://bugzilla.suse.com/1005591
https://bugzilla.suse.com/1035905
https://bugzilla.suse.com/934119
https://bugzilla.suse.com/952474
https://www.suse.com/security/cve/CVE-2015-7995.html
https://www.suse.com/security/cve/CVE-2015-9019.html
https://www.suse.com/security/cve/CVE-2016-4738.html
https://www.suse.com/security/cve/CVE-2017-5029.html
http://www.nessus.org/u?bf7bbf18

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-libxslt-13104=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch
slessp4-libxslt-13104=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch
dbgsp4-libxslt-13104=1

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

Risk factor :

High / CVSS Base Score : 9.3
(CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 7.3
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

Family: SuSE Local Security Checks

Nessus Plugin ID: 100208 ()

Bugtraq ID:

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

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