1. Ubuntu Security Notices
  2. USN-5476-1

USN-5476-1: Liblouis vulnerabilities

Publication date

13 June 2022

Overview

Several security issues were fixed in liblouis.

Releases

Packages

  • liblouis - Braille translation library - utilities

Details

Han Zheng discovered that Liblouis incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash. This issue was
addressed in Ubuntu 21.10 and Ubuntu 22.04 LTS. (CVE-2022-26981)

It was discovered that Liblouis incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code
or cause a crash. (CVE-2022-31783)

Han Zheng discovered that Liblouis incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash. This issue was
addressed in Ubuntu 21.10 and Ubuntu 22.04 LTS. (CVE-2022-26981)

It was discovered that Liblouis incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code
or cause a crash. (CVE-2022-31783)

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
22.04 jammy liblouis20 –  3.20.0-2ubuntu0.1
liblouis-bin –  3.20.0-2ubuntu0.1
21.10 impish liblouis20 –  3.18.0-1ubuntu0.2
liblouis-bin –  3.18.0-1ubuntu0.2
20.04 focal liblouis20 –  3.12.0-3ubuntu0.1
liblouis-bin –  3.12.0-3ubuntu0.1
18.04 bionic liblouis-bin –  3.5.0-1ubuntu0.4
liblouis14 –  3.5.0-1ubuntu0.4

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References

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