Ubuntu 18.04 LTS: USN-3803-1 Critical: Ghostscript DoS Issues

ubuntu

October 30, 2018

Several security issues were fixed in Ghostscript.

Summary

Several security issues were fixed in Ghostscript.

Software Description:

- ghostscript: PostScript and PDF interpreter

Details:

Tavis Ormandy discovered multiple security issues in Ghostscript. 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.

Topics Covered

security advisory denial of service remote access ghostscript arbitrary code ubuntu

Update Instructions

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

Ubuntu 18.10:
  ghostscript                     9.25~dfsg+1-0ubuntu1.1
  libgs9                          9.25~dfsg+1-0ubuntu1.1

Ubuntu 18.04 LTS:
  ghostscript                     9.25~dfsg+1-0ubuntu0.18.04.2
  libgs9                          9.25~dfsg+1-0ubuntu0.18.04.2

Ubuntu 16.04 LTS:
  ghostscript                     9.25~dfsg+1-0ubuntu0.16.04.2
  libgs9                          9.25~dfsg+1-0ubuntu0.16.04.2

Ubuntu 14.04 LTS:
  ghostscript                     9.25~dfsg+1-0ubuntu0.14.04.2
  libgs9                          9.25~dfsg+1-0ubuntu0.14.04.2

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