Stay Secure with the Latest Linux Advisories

security advisoryUbuntuimportant

Ubuntu 22.04 LTS: libcaca Important Crash Issue USN-7943-1 CVE-2022-0856

libcaca could be made to crash if it opened a specially crafted file.. ========================================================================== Ubuntu Security Notice USN-7943-1 January 07, 2026 libcaca vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.10 - Ubuntu 25.04 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: libcaca could be made to crash if it opened a specially crafted file. Software Description: - libcaca: text mode graphics utilities Details: Han Zheng discovered that libcaca incorrectly handled certain images. An attacker could possibly use this issue to cause libcaca to crash. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 25.10 caca-utils 0.99.beta20-5ubuntu0.25.10.1 libcaca0 0.99.beta20-5ubuntu0.25.10.1 Ubuntu 25.04 caca-utils 0.99.beta20-5ubuntu0.25.04.1 libcaca0 0.99.beta20-5ubuntu0.25.04.1 Ubuntu 24.04 LTS caca-utils 0.99.beta20-4ubuntu0.1 libcaca0 0.99.beta20-4ubuntu0.1 Ubuntu 22.04 LTS caca-utils 0.99.beta19-2.2ubuntu4.1 libcaca0 0.99.beta19-2.2ubuntu4.1 Ubuntu 20.04 LTS caca-utils 0.99.beta19-2.1ubuntu1.20.04.2+esm1 Available with Ubuntu Pro libcaca0 0.99.beta19-2.1ubuntu1.20.04.2+esm1 Available with Ubuntu Pro Ubuntu 18.04 LTS caca-utils 0.99.beta19-2ubuntu0.18.04.3+esm1 Available with Ubuntu Pro libcaca0 0.99.beta19-2ubuntu0.18.04.3+esm1 Available with Ubuntu Pro Ubuntu 16.04 LTS caca-utils 0.99.beta19-2ubuntu0.16.04.2+esm2 Available with Ubuntu Pro libcaca0 0.99.beta19-2ubuntu0.16.04.2+esm2 Available with Ubuntu Pro Ubuntu 14.04 LTS caca-utils 0.99.beta18-1ubuntu5.1+esm3 Available with Ubuntu Pro libcaca0 0.99.beta18-1ubuntu5.1+esm3 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-7943-1 CVE-2022-0856 Package Information: https://launchpad.net/ubuntu/+source/libcaca/0.99.beta20-5ubuntu0.25.10.1 https://launchpad.net/ubuntu/+source/libcaca/0.99.beta20-5ubuntu0.25.04.1 https://launchpad.net/ubuntu/+source/libcaca/0.99.beta19-2.2ubuntu4.1 . libcaca may crash when handling specially crafted files across multiple Ubuntu versions. Update now to protect your system.. libcaca update, ubuntu security, libcaca crash, software vulnerability. . Severity: Important. LinuxSecurity.com Team

Jan 07, 2026 •Important Ubuntu