[USN-3498-1] curl vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-3498-1
November 29, 2017

curl vulnerabilities
==========================================================================

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

- Ubuntu 17.10
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in curl.

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

Details:

Alex Nichols discovered that curl incorrectly handled NTLM authentication
credentials. A remote attacker could use this issue to cause curl to crash,
resulting in a denial of service, or possibly execute arbitrary code. This
issue only affected Ubuntu 16.04 LTS, Ubuntu 17.04 and Ubuntu 17.10.
(CVE-2017-8816)

It was discovered that curl incorrectly handled FTP wildcard matching. A
remote attacker could use this issue to cause curl to crash, resulting in a
denial of service, or possibly obtain sensitive information.
(CVE-2017-8817)

Update instructions:

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

Ubuntu 17.10:
  curl                            7.55.1-1ubuntu2.2
  libcurl3                        7.55.1-1ubuntu2.2
  libcurl3-gnutls                 7.55.1-1ubuntu2.2
  libcurl3-nss                    7.55.1-1ubuntu2.2

Ubuntu 17.04:
  curl                            7.52.1-4ubuntu1.4
  libcurl3                        7.52.1-4ubuntu1.4
  libcurl3-gnutls                 7.52.1-4ubuntu1.4
  libcurl3-nss                    7.52.1-4ubuntu1.4

Ubuntu 16.04 LTS:
  curl                            7.47.0-1ubuntu2.5
  libcurl3                        7.47.0-1ubuntu2.5
  libcurl3-gnutls                 7.47.0-1ubuntu2.5
  libcurl3-nss                    7.47.0-1ubuntu2.5

Ubuntu 14.04 LTS:
  curl                            7.35.0-1ubuntu2.13
  libcurl3                        7.35.0-1ubuntu2.13
  libcurl3-gnutls                 7.35.0-1ubuntu2.13
  libcurl3-nss                    7.35.0-1ubuntu2.13

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

References:
  https://www.ubuntu.com/usn/usn-3498-1
  CVE-2017-8816, CVE-2017-8817

Package Information:
  https://launchpad.net/ubuntu/+source/curl/7.55.1-1ubuntu2.2
  https://launchpad.net/ubuntu/+source/curl/7.52.1-4ubuntu1.4
  https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.5
  https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.13


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