1. Ubuntu Security Notices
  2. USN-3408-1

USN-3408-1: Liblouis vulnerabilities

Publication date

4 September 2017

Overview

Several security issues were fixed in Liblouis.

Releases

Packages

  • liblouis - Braille translation library - utilities

Details

It was discovered that an illegal address access can be made in
Liblouis. A remote attacker can take advantange of this to
access sensitive information. (CVE-2017-13738, CVE-2017-13744)

It was discovered a heap-based buffer overflow that causes bytes
out-of-bounds write in Liblouis. A remote attacker can use this to
denial of service or remote code execution. (CVE-2017-13739)

It was discovered a stack-based buffer overflow in Liblouis. A remote
attacker can use this to denial of service or possibly unspecified other
impact. (CVE-2017-13740, CVE-2017-13742)

It was discovered that an illegal address access can be made in
Liblouis. A remote attacker can take advantange of this to
access sensitive information. (CVE-2017-13738, CVE-2017-13744)

It was discovered a heap-based buffer overflow that causes bytes
out-of-bounds write in Liblouis. A remote attacker can use this to
denial of service or remote code execution. (CVE-2017-13739)

It was discovered a stack-based buffer overflow in Liblouis. A remote
attacker can use this to denial of service or possibly unspecified other
impact. (CVE-2017-13740, CVE-2017-13742)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
17.04 zesty liblouis-bin –  3.0.0-3ubuntu0.2
liblouis12 –  3.0.0-3ubuntu0.2
python-louis –  3.0.0-3ubuntu0.2
python3-louis –  3.0.0-3ubuntu0.2
16.04 xenial liblouis-bin –  2.6.4-2ubuntu0.1
liblouis9 –  2.6.4-2ubuntu0.1
python-louis –  2.6.4-2ubuntu0.1
python3-louis –  2.6.4-2ubuntu0.1
14.04 trusty liblouis-bin –  2.5.3-2ubuntu1.1
liblouis2 –  2.5.3-2ubuntu1.1
python-louis –  2.5.3-2ubuntu1.1
python3-louis –  2.5.3-2ubuntu1.1

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References

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