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

curl vulnerability
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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

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