CVE-2018-16646

Publication date 6 September 2018

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

In Poppler 0.68.0, the Parser::getObj() function in Parser.cc may cause infinite recursion via a crafted file. A remote attacker can leverage this for a DoS attack.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
poppler	18.10 cosmic	Fixed 0.68.0-0ubuntu1.2
	18.04 LTS bionic	Fixed 0.62.0-2ubuntu2.4
	16.04 LTS xenial	Fixed 0.41.0-0ubuntu1.9
	14.04 LTS trusty	Fixed 0.24.5-2ubuntu4.13

Patch details

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

Package	Patch details
poppler	Upstream: 3d35d20

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.5 · Medium

Base metrics

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

Scores

Parameter	Value
Base score	6.5 · Medium
Exploitability score	-
Impact score	-

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

References

Related Ubuntu Security Notices (USN)

USN-3837-2
poppler regression
11 December 2018

USN-3837-1
poppler vulnerabilities
4 December 2018

Other references

https://www.cve.org/CVERecord?id=CVE-2018-16646