[USN-5743-1] LibTIFF vulnerability

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Ubuntu Security Notice USN-5743-1
November 24, 2022

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

- Ubuntu 16.04 ESM

Summary:

LibTIFF could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:
- 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.

Update instructions:

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

Ubuntu 16.04 ESM:
libtiff-tools 4.0.6-1ubuntu0.8+esm8
libtiff5 4.0.6-1ubuntu0.8+esm8

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

References:
https://ubuntu.com/security/notices/USN-5743-1
CVE-2022-3970