USN-3403-1: Ghostscript vulnerabilities

Ubuntu Security Notice USN-3403-1

28th August, 2017

ghostscript vulnerabilities

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

Ubuntu 17.04
Ubuntu 16.04 LTS
Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Ghostscript.

Software description

ghostscript
– PostScript and PDF interpreter

Details

Kamil Frankowicz discovered that Ghostscript mishandles references.
A remote attacker could use this to cause a denial of service.
(CVE-2017-11714)

Kim Gwan Yeong discovered that Ghostscript could allow a heap-based buffer
over-read and application crash. A remote attacker could use a crafted
document to cause a denial of service. (CVE-2017-9611, CVE-2017-9726,
CVE-2017-9727, CVE-2017-9739)

Kim Gwan Yeong discovered an use-after-free vulnerability in Ghostscript.
A remote attacker could use a crafted file to cause a denial of service.
(CVE-2017-9612)

Kim Gwan Yeong discovered a lack of integer overflow check in Ghostscript.
A remote attacker could use crafted PostScript document to cause a denial
of service. (CVE-2017-9835)