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AUSCERT External Security Bulletin Redistribution
ESB-2018.1672
Liblouis vulnerabilities
5 June 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: liblouis
Publisher: Ubuntu
Operating System: Ubuntu
Linux variants
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-11577 CVE-2018-11440 CVE-2018-11410
Original Bulletin:
http://www.ubuntu.com/usn/usn-3669-1
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running liblouis check for an updated version of the software for
their operating system.
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Ubuntu Security Notice USN-3669-1
June 04, 2018
liblouis vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 18.04 LTS
- - Ubuntu 17.10
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Liblouis.
Software Description:
- - liblouis: Braille translation library - utilities
Details:
It was discovered that Liblouis incorrectly handled certain files.
An attacker could possibly use this to cause a denial of service.
This issue only affected Ubuntu 18.04 LTS. (CVE-2018-11410)
It was discovered that Liblouis incorrectly handled certain files.
An attacker could possibly use this to execute arbitrary code.
(CVE-2018-11440)
It was discovered that Liblouis incorrectly handled certain files.
An attacker could possibly use this to cause a denial of service or
execute arbitrary code. (CVE-2018-11577)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.04 LTS:
liblouis-bin 3.5.0-1ubuntu0.1
liblouis14 3.5.0-1ubuntu0.1
Ubuntu 17.10:
liblouis-bin 3.0.0-3ubuntu1.1
liblouis12 3.0.0-3ubuntu1.1
Ubuntu 16.04 LTS:
liblouis-bin 2.6.4-2ubuntu0.2
liblouis9 2.6.4-2ubuntu0.2
Ubuntu 14.04 LTS:
liblouis-bin 2.5.3-2ubuntu1.3
liblouis2 2.5.3-2ubuntu1.3
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3669-1
CVE-2018-11410, CVE-2018-11440, CVE-2018-11577
Package Information:
https://launchpad.net/ubuntu/+source/liblouis/3.5.0-1ubuntu0.1
https://launchpad.net/ubuntu/+source/liblouis/3.0.0-3ubuntu1.1
https://launchpad.net/ubuntu/+source/liblouis/2.6.4-2ubuntu0.2
https://launchpad.net/ubuntu/+source/liblouis/2.5.3-2ubuntu1.3
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