========================================================================= Ubuntu Security Notice USN-4360-3 May 15, 2020 json-c regression ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.04 ESM - Ubuntu 12.04 ESM Summary: USN-4360-1 introduced a regression in json-c. Software Description: - json-c: JSON manipulation library Details: USN-4360-1 fixed a vulnerability in json-c. The security fix introduced a memory leak in some scenarios. This update reverts the security fix pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that json-c incorrectly handled certain JSON files. An attacker could possibly use this issue to execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 ESM: libjson-c2 0.11-3ubuntu1.2+esm2 libjson0 0.11-3ubuntu1.2+esm2 Ubuntu 12.04 ESM: libjson0 0.9-1ubuntu1.3 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4360-3 https://usn.ubuntu.com/4360-1 https://launchpad.net/bugs/1878723