============================================================================
Ubuntu Security Notice USN-2882-1
January 27, 2016

curl vulnerability
============================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 15.10
- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

curl would incorrectly re-use credentials.

Software Description:
- curl: HTTP, HTTPS, and FTP client and client libraries

Details:

Isaac Boukris discovered that curl could incorrectly re-use NTLM proxy
credentials when subsequently connecting to the same host.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 15.10:
  libcurl3                        7.43.0-1ubuntu2.1
  libcurl3-gnutls                 7.43.0-1ubuntu2.1
  libcurl3-nss                    7.43.0-1ubuntu2.1

Ubuntu 15.04:
  libcurl3                        7.38.0-3ubuntu2.3
  libcurl3-gnutls                 7.38.0-3ubuntu2.3
  libcurl3-nss                    7.38.0-3ubuntu2.3

Ubuntu 14.04 LTS:
  libcurl3                        7.35.0-1ubuntu2.6
  libcurl3-gnutls                 7.35.0-1ubuntu2.6
  libcurl3-nss                    7.35.0-1ubuntu2.6

Ubuntu 12.04 LTS:
  libcurl3                        7.22.0-3ubuntu4.15
  libcurl3-gnutls                 7.22.0-3ubuntu4.15
  libcurl3-nss                    7.22.0-3ubuntu4.15

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

References:
  http://www.ubuntu.com/usn/usn-2882-1
  CVE-2016-0755

Package Information:
  https://launchpad.net/ubuntu/+source/curl/7.43.0-1ubuntu2.1
  https://launchpad.net/ubuntu/+source/curl/7.38.0-3ubuntu2.3
  https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.6
  https://launchpad.net/ubuntu/+source/curl/7.22.0-3ubuntu4.15