Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-6429-2: curl vulnerability

11 October 2023

Several security issues were fixed in curl.

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

Releases

Packages

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

Details

USN-6429-1 fixed a vulnerability in curl. This update provides
the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS
and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that curl incorrectly handled cookies when an application
duplicated certain handles. A local attacker could possibly create a cookie
file and inject arbitrary cookies into subsequent connections.
(CVE-2023-38546)

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
Ubuntu 14.04

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

References

Related notices

  • USN-6429-1: libcurl4-gnutls-dev, libcurl4-nss-dev, libcurl4, libcurl3-gnutls, libcurl4-doc, curl, libcurl3-nss, libcurl4-openssl-dev
  • USN-6429-3: libcurl4-gnutls-dev, libcurl4-nss-dev, libcurl4, libcurl3-gnutls, libcurl4-doc, curl, libcurl3-nss, libcurl4-openssl-dev