ESB-2018.2987 - [Ubuntu] liblouis: Multiple vulnerabilities 2018-10-04

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2987
                         Liblouis vulnerabilities
                              4 October 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           liblouis
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-17294 CVE-2018-12085 

Reference:         ESB-2018.2847

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3782-1

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USN-3782-1: Liblouis vulnerabilities

3 October 2018

liblouis vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS
  o Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Liblouis.

Software Description

  o liblouis - Braille translation library - utilities

Details

Henri Salo discovered that Liblouis incorrectly handled certain files. An
attacker could possibly use this issue to execute arbitrary code.
(CVE-2018-12085)

It was discovered that Liblouis incorrectly handled certain files. An attacker
could possibly use this issue to cause a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2018-17294)

Update instructions

The problem can be corrected by updating your system to the following package
versions:

Ubuntu 18.04 LTS
    liblouis-bin - 3.5.0-1ubuntu0.3
    liblouis14 - 3.5.0-1ubuntu0.3
Ubuntu 16.04 LTS
    liblouis-bin - 2.6.4-2ubuntu0.4
    liblouis9 - 2.6.4-2ubuntu0.4
Ubuntu 14.04 LTS
    liblouis-bin - 2.5.3-2ubuntu1.5
    liblouis2 - 2.5.3-2ubuntu1.5

To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

  o CVE-2018-12085
  o CVE-2018-17294

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