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Ubuntu 18.04 LTS USN-3669-1 Critical: Liblouis DoS and Code Execution

ubuntu
Calendar Grey June 4, 2018
Scroller Ubuntu Esm H88
Several security vulnerabilities addressed in Liblouis could result in denial of service or potential code execution threats in Ubuntu.
Several security issues were fixed in Liblouis.

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)

Topics%20covered

Topics Covered

security advisory denial of service critical code execution Ubuntu liblouis

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://ubuntu.com/security/notices/USN-3669-1

  CVE-2018-11410, CVE-2018-11440, CVE-2018-11577

Severity
critical
Lowest
Low
Medium
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Critical

June 04, 2018

Topics%20covered

Topics Covered

security advisory denial of service critical code execution Ubuntu liblouis

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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