USN-3860-2: libcaca vulnerabilities

Releases

• Ubuntu 12.04

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

• caca-utils - 0.99.beta17-2.1ubuntu2.1
• libcaca0 - 0.99.beta17-2.1ubuntu2.1

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

References

• CVE-2018-20544
• CVE-2018-20545
• CVE-2018-20546
• CVE-2018-20547
• CVE-2018-20548
• CVE-2018-20549

Related notices

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