[USN-6551-1] Ghostscript vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-6551-1
December 12, 2023

ghostscript vulnerability
==========================================================================

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

- Ubuntu 23.10
- Ubuntu 23.04
- Ubuntu 22.04 LTS

Summary:

Ghostscript could be made to crash if it wrote a TIFF file.

Software Description:
- ghostscript: PostScript and PDF interpreter

Details:

It was discovered that Ghostscript incorrectly handled writing TIFF files.
A remote attacker could possibly use this issue to cause Ghostscript to
crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 23.10:
   ghostscript                     10.01.2~dfsg1-0ubuntu2.2

Ubuntu 23.04:
   ghostscript                     10.0.0~dfsg1-0ubuntu1.5

Ubuntu 22.04 LTS:
   ghostscript                     9.55.0~dfsg1-0ubuntu5.6

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

References:
   https://ubuntu.com/security/notices/USN-6551-1
   CVE-2023-46751

Package Information:
   https://launchpad.net/ubuntu/+source/ghostscript/10.01.2~dfsg1-0ubuntu2.2
   https://launchpad.net/ubuntu/+source/ghostscript/10.0.0~dfsg1-0ubuntu1.5
   https://launchpad.net/ubuntu/+source/ghostscript/9.55.0~dfsg1-0ubuntu5.6

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