USN-5743-2: LibTIFF vulnerability

Releases

• Ubuntu 22.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• tiff - Tag Image File Format (TIFF) library

Details

USN-5743-1 fixed a vulnerability in LibTIFF. This update provides the
corresponding updates for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS,
Ubuntu 22.04 LTS and Ubuntu 22.10.

Original advisory 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 22.10

• libtiff-tools - 4.4.0-4ubuntu3.2
• libtiff5 - 4.4.0-4ubuntu3.2

Ubuntu 22.04

• libtiff-tools - 4.3.0-6ubuntu0.3
• libtiff5 - 4.3.0-6ubuntu0.3

Ubuntu 20.04

• libtiff-tools - 4.1.0+git191117-2ubuntu0.20.04.7
• libtiff5 - 4.1.0+git191117-2ubuntu0.20.04.7

Ubuntu 18.04

• libtiff-tools - 4.0.9-5ubuntu0.9
• libtiff5 - 4.0.9-5ubuntu0.9

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

References

• CVE-2022-3970

Related notices

• USN-5743-1: libtiff5, libtiff-opengl, libtiff5-dev, libtiffxx5, tiff, libtiff-tools, libtiff-doc
• USN-5841-1: libtiff5, libtiff5-alt-dev, libtiff4-dev, libtiff-opengl, libtiff5-dev, libtiffxx5, tiff, libtiff-tools, libtiff-doc