What is the vulnerability ID for these Ghostscript vulnerabilities?

The vulnerability ID for these Ghostscript vulnerabilities is CVE-2020-21710.

What is the severity of CVE-2020-21710?

The severity of CVE-2020-21710 is not specified in the information provided.

How can an attacker exploit CVE-2020-21710?

An attacker could exploit CVE-2020-21710 by using a specially crafted PDF file to cause a denial of service.

Which software versions are affected by these vulnerabilities?

The affected software versions are Ghostscript 9.50~dfsg-5ubuntu4.10, libgs9 9.50~dfsg-5ubuntu4.10, Ghostscript 9.26~dfsg+0-0ubuntu0.18.04.18+esm2, libgs9 9.26~dfsg+0-0ubuntu0.18.04.18+esm2, Ghostscript 9.26~dfsg+0-0ubuntu0.16.04.14+esm7, and libgs9 9.26~dfsg+0-0ubuntu0.16.04.14+esm7.

How do I fix the Ghostscript vulnerabilities?

To fix the Ghostscript vulnerabilities, it is recommended to update to the latest version of the affected software packages as specified in the provided references.

Vulnerability/
USN-6364-1

13/9/2023

USN-6364-1: Ghostscript vulnerabilities

First published: Wed Sep 13 2023(Updated: )

It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-21710) It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. (CVE-2020-21890)

Affected Software	Affected Version	How to fix
All of
ubuntu/ghostscript	<9.50~dfsg-5ubuntu4.10	9.50~dfsg-5ubuntu4.10
	=20.04
All of
ubuntu/libgs9	<9.50~dfsg-5ubuntu4.10	9.50~dfsg-5ubuntu4.10
	=20.04
All of
ubuntu/ghostscript	<9.26~dfsg+0-0ubuntu0.18.04.18+esm2	9.26~dfsg+0-0ubuntu0.18.04.18+esm2
	=18.04
All of
ubuntu/libgs9	<9.26~dfsg+0-0ubuntu0.18.04.18+esm2	9.26~dfsg+0-0ubuntu0.18.04.18+esm2
	=18.04
All of
ubuntu/ghostscript	<9.26~dfsg+0-0ubuntu0.16.04.14+esm7	9.26~dfsg+0-0ubuntu0.16.04.14+esm7
	=16.04
All of
ubuntu/libgs9	<9.26~dfsg+0-0ubuntu0.16.04.14+esm7	9.26~dfsg+0-0ubuntu0.16.04.14+esm7
	=16.04

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Frequently Asked Questions

What is the vulnerability ID for these Ghostscript vulnerabilities?
The vulnerability ID for these Ghostscript vulnerabilities is CVE-2020-21710.
What is the severity of CVE-2020-21710?
The severity of CVE-2020-21710 is not specified in the information provided.
How can an attacker exploit CVE-2020-21710?
An attacker could exploit CVE-2020-21710 by using a specially crafted PDF file to cause a denial of service.
Which software versions are affected by these vulnerabilities?
The affected software versions are Ghostscript 9.50~dfsg-5ubuntu4.10, libgs9 9.50~dfsg-5ubuntu4.10, Ghostscript 9.26~dfsg+0-0ubuntu0.18.04.18+esm2, libgs9 9.26~dfsg+0-0ubuntu0.18.04.18+esm2, Ghostscript 9.26~dfsg+0-0ubuntu0.16.04.14+esm7, and libgs9 9.26~dfsg+0-0ubuntu0.16.04.14+esm7.
How do I fix the Ghostscript vulnerabilities?
To fix the Ghostscript vulnerabilities, it is recommended to update to the latest version of the affected software packages as specified in the provided references.

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agent/type
agent/first-publish-date
agent/last-modified-date
agent/softwarecombine
collector/usn
source/Ubuntu
agent/software-canonical-lookup
agent/title
agent/tags
agent/event
agent/description
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package-manager/ubuntu
vendor/ubuntu
canonical/ubuntu ubuntu
version/ubuntu ubuntu/20.04
version/ubuntu ubuntu/18.04
version/ubuntu ubuntu/16.04

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