CVE-2018-17183

Publication date 19 September 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Artifex Ghostscript before 9.25 allowed a user-writable error exception table, which could be used by remote attackers able to supply crafted PostScript to potentially overwrite or replace error handlers to inject code.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ghostscript	18.04 LTS bionic	Fixed 9.25~dfsg+1-0ubuntu0.18.04.1
	16.04 LTS xenial	Fixed 9.25~dfsg+1-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 9.25~dfsg+1-0ubuntu0.14.04.1

Notes

mdeslaur

debian hit a regression with this commit, see debian bug below

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
ghostscript	Upstream: http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=fb713b3818b52d8a6cf62c951eba2e1795ff9624

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.8 · High

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	7.8 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3773-1
Ghostscript vulnerabilities
1 October 2018

Other references

https://www.cve.org/CVERecord?id=CVE-2018-17183