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USN-6280-1: PyPDF2 vulnerability

10 August 2023

PyPDF2 could be made to crash if it opened a specially crafted file.

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Releases

Packages

  • pypdf2 - Pure-Python library built as a PDF toolkit (Python 2)

Details

It was discovered that PyPDF2 incorrectly handled PDF files with certain
markers. If a user or automated system were tricked into processing a
specially crafted file, an attacker could possibly use this issue to
consume system resources, resulting in a denial of service.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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

References

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Further reading