Several security issues were fixed in curl.
Steve Holme discovered that libcurl incorrectly reused wrong connections when using protocols other than HTTP and FTP. This could lead to the use of unintended credentials, possibly exposing sensitive information. (CVE-2014-0138)
14 April 2014
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in curl.
Steve Holme discovered that libcurl incorrectly reused wrong connections when using protocols other than HTTP and FTP. This could lead to the use of unintended credentials, possibly exposing sensitive information. (CVE-2014-0138)
Richard Moore discovered that libcurl incorrectly validated wildcard SSL certificates that contain literal IP addresses. An attacker could possibly exploit this to perform a man in the middle attack to view sensitive information or alter encrypted communications. (CVE-2014-0139)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.