CVE-2018-20650

Publication date 1 January 2019

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

Description

A reachable Object::dictLookup assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to the lack of a check for the dict data type, as demonstrated by use of the FileSpec class (in FileSpec.cc) in pdfdetach.

Status

Package Ubuntu Release Status
poppler 18.10 cosmic
Fixed 0.68.0-0ubuntu1.4
18.04 LTS bionic
Fixed 0.62.0-2ubuntu2.6
16.04 LTS xenial
Fixed 0.41.0-0ubuntu1.11
14.04 LTS trusty
Fixed 0.24.5-2ubuntu4.15

Patch details

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

Package Patch details
poppler

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.5 · Medium

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3865-1
    • poppler vulnerabilities
    • 22 January 2019

Other references

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