1. Ubuntu Security Notices
  2. USN-6508-1

USN-6508-1: poppler vulnerabilities

Publication date

23 November 2023

Overview

Several security issues were fixed in poppler.

Releases

Packages

Details

It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. This issue only affected Ubuntu 16.04
LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-23804)

It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. (CVE-2022-37050, CVE-2022-37051,
CVE-2022-37052, CVE-2022-38349)

It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. This issue only affected Ubuntu 16.04
LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-23804)

It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. (CVE-2022-37050, CVE-2022-37051,
CVE-2022-37052, CVE-2022-38349)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
22.04 jammy libpoppler118 –  22.02.0-2ubuntu0.3
poppler-utils –  22.02.0-2ubuntu0.3
20.04 focal libpoppler97 –  0.86.1-0ubuntu1.4
poppler-utils –  0.86.1-0ubuntu1.4
18.04 bionic libpoppler73 –  0.62.0-2ubuntu2.14+esm2  
poppler-utils –  0.62.0-2ubuntu2.14+esm2  
16.04 xenial libpoppler58 –  0.41.0-0ubuntu1.16+esm4  
poppler-utils –  0.41.0-0ubuntu1.16+esm4  

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References

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