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USN-7012-1: curl vulnerability

16 September 2024

curl could incorrectly check bad certificates when OCSP stapling is in use.

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Releases

Packages

  • curl - HTTP, HTTPS, and FTP client and client libraries

Details

Hiroki Kurosawa discovered that curl incorrectly handled certain OCSP
responses. This could result in bad certificates not being checked
properly, contrary to expectations.

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 24.04
Ubuntu 22.04
Ubuntu 20.04

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

References

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Further reading