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Ubuntu 25.10 Addresses Critical DoS Vulnerabilities in LibTIFF Issues

Calendar Mar 23, 2026 • User Avatar LinuxSecurity Advisories
2 - 3 min read
Ubuntu Large Esm H500
Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu crash TIFF
Several security issues were fixed in LibTIFF. 
==========================================================================
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

Ubuntu 25.10 Addresses Critical DoS Vulnerabilities in LibTIFF Issues

ubuntu
Calendar Grey March 23, 2026
Dist Ubuntu Esm H88
Several critical issues in LibTIFF lead to potential DoS attacks. Stay updated to protect your Ubuntu systems.
Several security issues were fixed in LibTIFF.

Summary

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)

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu crash TIFF

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

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8113-1

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu crash TIFF

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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