ghostscript vulnerabilities

30 April 2018

ghostscript vulnerabilities

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

• Ubuntu 18.04 LTS
• Ubuntu 17.10
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Ghostscript.

Software Description

• ghostscript - PostScript and PDF interpreter

Details

It was discovered that Ghostscript incorrectly handled certain PostScript files. An attacker could possibly use this to cause a denial of server. (CVE-2016-10317)

It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could possibly use this to cause a denial of service. (CVE-2018-10194)

Update instructions

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

Ubuntu 18.04 LTS

ghostscript - 9.22~dfsg+1-0ubuntu1.1

libgs9 - 9.22~dfsg+1-0ubuntu1.1

Ubuntu 17.10

ghostscript - 9.21~dfsg+1-0ubuntu3.1

libgs9 - 9.21~dfsg+1-0ubuntu3.1

Ubuntu 16.04 LTS

ghostscript - 9.18~dfsg~0-0ubuntu2.8

libgs9 - 9.18~dfsg~0-0ubuntu2.8

Ubuntu 14.04 LTS

ghostscript - 9.10~dfsg-0ubuntu10.12

libgs9 - 9.10~dfsg-0ubuntu10.12

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

• CVE-2016-10317
• CVE-2018-10194