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USN-3860-2: libcaca vulnerabilities

15 January 2019

Several security issues were fixed in libcaca.

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)

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: libcaca-dev, libcaca0, libcaca, caca-utils