========================================================================== Ubuntu Security Notice USN-5421-1 May 16, 2022
tiff vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM - Ubuntu 14.04 ESM Summary: Several security issues were fixed in LibTIFF. Software Description: - tiff: Tag Image File Format (TIFF) library Details: It was discovered that LibTIFF incorrectly handled certain images. An attacker could possibly use this issue to cause a crash, resulting in a denial of service. This issue only affects Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-35522) Chintan Shah discovered that LibTIFF incorrectly handled memory when handling certain images. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-0561, CVE-2022-0562, CVE-2022-0891) It was discovered that LibTIFF incorrectly handled certain images. An attacker could possibly use this issue to cause a crash, resulting in a denial of service. This issue only affects Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2022-0865) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: libtiff-tools 4.3.0-1ubuntu0.1 libtiff5 4.3.0-1ubuntu0.1 Ubuntu 20.04 LTS: libtiff-tools 4.1.0+git191117-2ubuntu0.20.04.3 libtiff5 4.1.0+git191117-2ubuntu0.20.04.3 Ubuntu 18.04 LTS: libtiff-tools 4.0.9-5ubuntu0.5 libtiff5 4.0.9-5ubuntu0.5 Ubuntu 16.04 ESM: libtiff-tools 4.0.6-1ubuntu0.8+esm1 libtiff5 4.0.6-1ubuntu0.8+esm1 Ubuntu 14.04 ESM: libtiff-tools 4.0.3-7ubuntu0.11+esm1 libtiff5 4.0.3-7ubuntu0.11+esm1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5421-1 CVE-2020-35522, CVE-2022-0561, CVE-2022-0562, CVE-2022-0865, CVE-2022-0891 Package Information: https://launchpad.net/ubuntu/+source/tiff/4.3.0-1ubuntu0.1 https://launchpad.net/ubuntu/+source/tiff/4.1.0+git191117-2ubuntu0.20.04.3 https://launchpad.net/ubuntu/+source/tiff/4.0.9-5ubuntu0.5
OpenPGP_0x196D412138F33F64.asc
Description: OpenPGP public key
OpenPGP_signature
Description: OpenPGP digital signature
