========================================================================= Ubuntu Security Notice USN-5150-1 November 17, 2021 openexr vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM Summary: OpenEXR could be made to crash if it opened a specially crafted file. Software Description: - openexr: tools for the OpenEXR image format Details: It was discovered that OpenEXR incorrectly handled certain EXR image files. An attacker could possibly use this issue to cause a crash. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: libopenexr22 2.2.0-11.1ubuntu1.9 openexr 2.2.0-11.1ubuntu1.9 Ubuntu 16.04 ESM: libopenexr22 2.2.0-10ubuntu2.6+esm3 openexr 2.2.0-10ubuntu2.6+esm3 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5150-1 CVE-2021-3941 Package Information: https://launchpad.net/ubuntu/+source/openexr/2.2.0-11.1ubuntu1.9