==========================================================================
Ubuntu Security Notice USN-8113-1
March 23, 2026

tiff vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in LibTIFF.

Software Description:
- tiff: Tag Image File Format (TIFF) library

Details:

It was discovered that LibTIFF did not properly handle memory when
processing certain images. An attacker could possibly use this issue to
cause LibTIFF to crash, resulting in a denial of service. (CVE-2025-61143)

It was discovered that LibTIFF did not properly handle memory when
processing malformed TIFF directories. An attacker could possibly use this
issue to cause LibTIFF to crash, resulting in a denial of service.
(CVE-2025-61144)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
  libtiff-opengl                  4.7.0-3ubuntu3.1
  libtiff-tools                   4.7.0-3ubuntu3.1
  libtiff6                        4.7.0-3ubuntu3.1
  libtiffxx6                      4.7.0-3ubuntu3.1

Ubuntu 24.04 LTS
  libtiff-opengl                  4.5.1+git230720-4ubuntu2.5
  libtiff-tools                   4.5.1+git230720-4ubuntu2.5
  libtiff6                        4.5.1+git230720-4ubuntu2.5
  libtiffxx6                      4.5.1+git230720-4ubuntu2.5

Ubuntu 22.04 LTS
  libtiff-opengl                  4.3.0-6ubuntu0.13
  libtiff-tools                   4.3.0-6ubuntu0.13
  libtiff5                        4.3.0-6ubuntu0.13
  libtiffxx5                      4.3.0-6ubuntu0.13

Ubuntu 20.04 LTS
  libtiff-opengl                  4.1.0+git191117-2ubuntu0.20.04.14+esm3
                                  Available with Ubuntu Pro
  libtiff-tools                   4.1.0+git191117-2ubuntu0.20.04.14+esm3
                                  Available with Ubuntu Pro
  libtiff5                        4.1.0+git191117-2ubuntu0.20.04.14+esm3
                                  Available with Ubuntu Pro
  libtiffxx5                      4.1.0+git191117-2ubuntu0.20.04.14+esm3
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  libtiff-opengl                  4.0.9-5ubuntu0.10+esm10
                                  Available with Ubuntu Pro
  libtiff-tools                   4.0.9-5ubuntu0.10+esm10
                                  Available with Ubuntu Pro
  libtiff5                        4.0.9-5ubuntu0.10+esm10
                                  Available with Ubuntu Pro
  libtiffxx5                      4.0.9-5ubuntu0.10+esm10
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  libtiff-opengl                  4.0.6-1ubuntu0.8+esm20
                                  Available with Ubuntu Pro
  libtiff-tools                   4.0.6-1ubuntu0.8+esm20
                                  Available with Ubuntu Pro
  libtiff5                        4.0.6-1ubuntu0.8+esm20
                                  Available with Ubuntu Pro
  libtiffxx5                      4.0.6-1ubuntu0.8+esm20
                                  Available with Ubuntu Pro

Ubuntu 14.04 LTS
  libtiff-opengl                  4.0.3-7ubuntu0.11+esm17
                                  Available with Ubuntu Pro
  libtiff-tools                   4.0.3-7ubuntu0.11+esm17
                                  Available with Ubuntu Pro
  libtiff5                        4.0.3-7ubuntu0.11+esm17
                                  Available with Ubuntu Pro
  libtiffxx5                      4.0.3-7ubuntu0.11+esm17
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-8113-1
  CVE-2025-61143, CVE-2025-61144

Package Information:
  https://launchpad.net/ubuntu/+source/tiff/4.7.0-3ubuntu3.1
  https://launchpad.net/ubuntu/+source/tiff/4.5.1+git230720-4ubuntu2.5
  https://launchpad.net/ubuntu/+source/tiff/4.3.0-6ubuntu0.13

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