Several security issues were fixed in curl.
Tim Ruehsen discovered that curl incorrectly handled partial literal IP addresses. This could lead to the disclosure of cookies to the wrong site, and malicious sites being able to set cookies for others. (CVE-2014-3613)
15 September 2014
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in curl.
Tim Ruehsen discovered that curl incorrectly handled partial literal IP addresses. This could lead to the disclosure of cookies to the wrong site, and malicious sites being able to set cookies for others. (CVE-2014-3613)
Tim Ruehsen discovered that curl incorrectly allowed cookies to be set for Top Level Domains (TLDs). This could allow a malicious site to set a cookie that gets sent to other sites. (CVE-2014-3620)
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.