========================================================================== Ubuntu Security Notice USN-6108-1 May 25, 2023 Jhead vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS (Available with Ubuntu Pro) - Ubuntu 14.04 LTS (Available with Ubuntu Pro) Summary: Jhead could be made to crash or run programs as your login if it opened a specially crafted file. Software Description: - jhead: Manipulate the non-image part of Exif compliant JPEG files Details: It was discovered that Jhead did not properly handle certain crafted images while rotating them. An attacker could possibly use this issue to crash Jhead, resulting in a denial of service. (CVE-2021-34055) Kyle Brown discovered that Jhead did not properly handle certain crafted images while regenerating the Exif thumbnail. An attacker could possibly use this issue to execute arbitrary commands. (CVE-2022-41751) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 22.10: jhead 1:3.06.0.1-2ubuntu0.22.10.1 Ubuntu 22.04 LTS: jhead 1:3.06.0.1-2ubuntu0.22.04.1 Ubuntu 20.04 LTS: jhead 1:3.04-1ubuntu0.2 Ubuntu 18.04 LTS: jhead 1:3.00-8~ubuntu0.2 Ubuntu 16.04 LTS (Available with Ubuntu Pro): jhead 1:3.00-4+deb9u1ubuntu0.1~esm2 Ubuntu 14.04 LTS (Available with Ubuntu Pro): jhead 1:2.97-1+deb8u2ubuntu0.1~esm2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-6108-1 CVE-2021-34055, CVE-2022-41751 Package Information: https://launchpad.net/ubuntu/+source/jhead/1:3.06.0.1-2ubuntu0.22.10.1 https://launchpad.net/ubuntu/+source/jhead/1:3.06.0.1-2ubuntu0.22.04.1 https://launchpad.net/ubuntu/+source/jhead/1:3.04-1ubuntu0.2 https://launchpad.net/ubuntu/+source/jhead/1:3.00-8~ubuntu0.2