[USN-5421-1] LibTIFF vulnerabilities


========================================================================== 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:   ubuntu.com/security/notices/USN-5421-1   CVE-2020-35522, CVE-2022-0561, CVE-2022-0562, CVE-2022-0865,   CVE-2022-0891
Package Information:   launchpad.net/ubuntu/+source/tiff/4.3.0-1ubuntu0.1 launchpad.net/ubuntu/+source/tiff/4.1.0+git191117-2ubuntu0.20.04.3   launchpad.net/ubuntu/+source/tiff/4.0.9-5ubuntu0.5