Home / Security / USN-3831-2: Ghostscript regression | Ubuntu security notices

USN-3831-2: Ghostscript regression | Ubuntu security notices

6 December 2018

ghostscript regression

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

  • Ubuntu 18.10
  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

USN-3831-1 introduced a regression in Ghostscript.

Software Description

  • ghostscript – PostScript and PDF interpreter

Details

USN-3831-1 fixed vulnerabilities in Ghostscript. Ghostscript 9.26
introduced a regression when used with certain options. This update fixes
the problem.

Original advisory details:

It was discovered that Ghostscript contained multiple security issues. If a
user or automated system were tricked into processing a specially crafted
file, a remote attacker could possibly use these issues to access arbitrary
files, execute arbitrary code, or cause a denial of service.

Update instructions

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

Ubuntu 18.10
ghostscript9.26~dfsg+0-0ubuntu0.18.10.3
libgs99.26~dfsg+0-0ubuntu0.18.10.3
Ubuntu 18.04 LTS
ghostscript9.26~dfsg+0-0ubuntu0.18.04.3
libgs99.26~dfsg+0-0ubuntu0.18.04.3
Ubuntu 16.04 LTS
ghostscript9.26~dfsg+0-0ubuntu0.16.04.3
libgs99.26~dfsg+0-0ubuntu0.16.04.3
Ubuntu 14.04 LTS
ghostscript9.26~dfsg+0-0ubuntu0.14.04.3
libgs99.26~dfsg+0-0ubuntu0.14.04.3

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

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