USN-4821-1: openpyxl vulnerability

15 March 2021

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

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Releases

Packages

  • openpyxl - Python library to read/write Excel 2010 xlsx/xlsm/xltx/xltm files

Details

It was discovered that openpyxl incorrectly handled certain documents. A
remote attacker could possibly use this issue to cause a denial of service
or other unspecified impact.

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 16.04

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

References

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Further reading