USN-5031-1: openCryptoki vulnerability
Publication date
4 August 2021
Overview
openCryptoki could be made to allow invalid curve attacks if it received a specially crafted key.
Releases
Packages
- opencryptoki - PKCS#11 implementation (daemon)
Details
It was discovered that openCryptoki incorrectly handled certain EC keys.
An attacker could possibly use this issue to cause a invalid curve attack.
It was discovered that openCryptoki incorrectly handled certain EC keys.
An attacker could possibly use this issue to cause a invalid curve attack.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
Ubuntu Release | Package Version | ||
---|---|---|---|
21.04 hirsute | opencryptoki – 3.15.1+dfsg-0ubuntu1.2 | ||
libopencryptoki0 – 3.15.1+dfsg-0ubuntu1.2 |
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.