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USN-5031-1: openCryptoki vulnerability

4 August 2021

openCryptoki could be made to allow invalid curve attacks if it received a specially crafted key.

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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.

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Releases

Packages

Details

It was discovered that openCryptoki incorrectly handled certain EC keys.
An attacker could possibly use this issue to cause a invalid curve attack.

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 21.04

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