1. Ubuntu Security Notices
  2. USN-3866-1

USN-3866-1: Ghostscript vulnerability

Publication date

23 January 2019

Overview

Ghostscript could be made to crash, access files, or run programs if it opened a specially crafted file.

Releases

Packages

Details

Tavis Ormandy discovered that Ghostscript incorrectly handled certain
PostScript files. If a user or automated system were tricked into
processing a specially crafted file, a remote attacker could possibly use
this issue to access arbitrary files, execute arbitrary code, or cause a
denial of service.

Tavis Ormandy discovered that Ghostscript incorrectly handled certain
PostScript files. If a user or automated system were tricked into
processing a specially crafted file, a remote attacker could possibly use
this issue to access arbitrary files, execute arbitrary code, or cause a
denial of service.

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
18.10 cosmic ghostscript –  9.26~dfsg+0-0ubuntu0.18.10.4
libgs9 –  9.26~dfsg+0-0ubuntu0.18.10.4
18.04 bionic ghostscript –  9.26~dfsg+0-0ubuntu0.18.04.4
libgs9 –  9.26~dfsg+0-0ubuntu0.18.04.4
16.04 xenial ghostscript –  9.26~dfsg+0-0ubuntu0.16.04.4
libgs9 –  9.26~dfsg+0-0ubuntu0.16.04.4
14.04 trusty ghostscript –  9.26~dfsg+0-0ubuntu0.14.04.4
libgs9 –  9.26~dfsg+0-0ubuntu0.14.04.4

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References

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