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USN-6718-2: curl vulnerability

27 March 2024

curl could be made to denial of service.

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Releases

Packages

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

Details

USN-6718-1 fixed a vulnerability in curl. This update provides
the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that curl incorrectly handled memory when limiting the
amount of headers when HTTP/2 server push is allowed. A remote attacker
could possibly use this issue to cause curl to consume resources, leading
to a denial of service. (CVE-2024-2398)

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 18.04
Ubuntu 16.04

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

References

Related notices

  • USN-6718-1: libcurl4-nss-dev, libcurl4-doc, libcurl3-nss, libcurl4-gnutls-dev, curl, libcurl4-openssl-dev, libcurl4, libcurl3-gnutls