========================================================================== Ubuntu Security Notice USN-5084-1 September 21, 2021 tiff vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS Summary: LibTIFF could be made to crash or run programs if it opened a specially crafted file. Software Description: - tiff: Tag Image File Format (TIFF) library Details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: libtiff-tools 4.1.0+git191117-2ubuntu0.20.04.2 libtiff5 4.1.0+git191117-2ubuntu0.20.04.2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5084-1 CVE-2020-19143 Package Information: https://launchpad.net/ubuntu/+source/tiff/4.1.0+git191117-2ubuntu0.20.04.2