SUSE SLES11 Security Update : liblouis (SUSE-SU-2017:2590-1)

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 liblouis fixes several issues. These security issues
were fixed :

- CVE-2017-13739: Prevent heap-based buffer overflow in
the function resolveSubtable() that could have caused
DoS or remote code execution (bsc#1056101)

- CVE-2017-13740: Prevent stack-based buffer overflow in
the function parseChars() that could have caused DoS or
possibly unspecified other impact (bsc#1056097) ()

- CVE-2017-13741: Prevent use-after-free in function
compileBrailleIndicator() that allowed to cause remote
DoS (bsc#1056095)

- CVE_2017-13742: Prevent stack-based buffer overflow in
function includeFile that allowed to cause remote DoS
(bsc#1056093).

- CVE-2017-13743: Prevent buffer overflow triggered in the
function _lou_showString() that allowed to cause remote
DoS (bsc#1056090)

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/1056090
https://bugzilla.suse.com/1056093
https://bugzilla.suse.com/1056095
https://bugzilla.suse.com/1056097
https://bugzilla.suse.com/1056101
https://www.suse.com/security/cve/CVE-2017-13739.html
https://www.suse.com/security/cve/CVE-2017-13740.html
https://www.suse.com/security/cve/CVE-2017-13741.html
https://www.suse.com/security/cve/CVE-2017-13743.html
http://www.nessus.org/u?f0f6ff15

Solution :

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch
slessp4-liblouis-13291=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch
dbgsp4-liblouis-13291=1

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

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 6.1
(CVSS2#E:POC/RL:U/RC:ND)
Public Exploit Available : true

Family: SuSE Local Security Checks

Nessus Plugin ID: 103564 ()

Bugtraq ID:

CVE ID: CVE-2017-13739
CVE-2017-13740
CVE-2017-13741
CVE-2017-13743

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