USN-6525-1: pysha3 vulnerability

29 November 2023

pysha3 could be made to crash or run programs if it received specially crafted data.

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Releases

Packages

  • pysha3 - SHA-3 (Keccak) hash implementation

Details

Nicky Mouha discovered that pysha incorrectly handled certain SHA-3
operations. An attacker could possibly use this issue to cause pysha3 to
crash, resulting in a denial of service, or possibly execute arbitrary
code.

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

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

References

Related notices

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Further reading