1. Ubuntu Security Notices
  2. USN-4755-1

USN-4755-1: LibTIFF vulnerabilities

Publication date

25 February 2021

Overview

Several security issues were fixed in LibTIFF.

Releases

Packages

  • tiff - Tag Image File Format (TIFF) library

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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.10 groovy libtiff-tools –  4.1.0+git191117-2ubuntu0.20.10.1
libtiff5 –  4.1.0+git191117-2ubuntu0.20.10.1
20.04 focal libtiff-tools –  4.1.0+git191117-2ubuntu0.20.04.1
libtiff5 –  4.1.0+git191117-2ubuntu0.20.04.1
18.04 bionic libtiff-tools –  4.0.9-5ubuntu0.4
libtiff5 –  4.0.9-5ubuntu0.4
16.04 xenial libtiff-tools –  4.0.6-1ubuntu0.8
libtiff5 –  4.0.6-1ubuntu0.8

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References

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