Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-3860-2: libcaca vulnerabilities

15 January 2019

Several security issues were fixed in libcaca.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

  • libcaca - text mode graphics utilities

Details

USN-3860-1 fixed a vulnerability in libcaca. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that libcaca incorrectly handled certain images.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20544)

It was discovered that libcaca incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2018-20545, CVE-2018-20548, CVE-2018-20459)

It was discovered that libcaca incorrectly handled certain images.
An attacker could possibly use this issue to access sensitive information.
(CVE-2018-20546, CVE-2018-20547)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 12.04

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

Related notices

  • USN-3860-1: caca-utils, libcaca-dev, libcaca, libcaca0