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Ubuntu 25.04: Poppler Important Denial of Service USN-7803-1

ubuntu
Calendar Grey October 6, 2025
Dist Ubuntu Esm H88
Critical poppler crash risk in Ubuntu. Update to fix denial of service issue for affected versions now.
poppler could be made to crash if it opened a specially crafted file.

Summary

poppler could be made to crash if it opened a specially crafted file.

Software Description:

- poppler: PDF rendering library

Details:

It was discovered that poppler incorrectly handled certain PDF files. If a

user or automated system were tricked into opening a specially crafted

document, a remote attacker could use this issue to cause poppler to crash,

leading to a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important poppler PDF rendering

Update Instructions

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

Ubuntu 25.04
  libpoppler147                   25.03.0-3ubuntu1.3
  poppler-utils                   25.03.0-3ubuntu1.3

Ubuntu 24.04 LTS
  libpoppler134                   24.02.0-1ubuntu9.7
  poppler-utils                   24.02.0-1ubuntu9.7

Ubuntu 22.04 LTS
  libpoppler118                   22.02.0-2ubuntu0.11
  poppler-utils                   22.02.0-2ubuntu0.11

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

References

https://ubuntu.com/security/notices/USN-7803-1

CVE-2025-43718

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7803-1

Topics%20covered

Topics Covered

security advisory denial of service Ubuntu important poppler PDF rendering

Package Information

https://launchpad.net/ubuntu/+source/poppler/25.03.0-3ubuntu1.3
https://launchpad.net/ubuntu/+source/poppler/24.02.0-1ubuntu9.7
https://launchpad.net/ubuntu/+source/poppler/22.02.0-2ubuntu0.11

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