[USN-3321-1] Thunderbird vulnerabilities

[Chris Coulson]

==========================================================================
Ubuntu Security Notice USN-3321-1
July 05, 2017

thunderbird vulnerabilities
==========================================================================

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

- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Thunderbird.

Software Description:
- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
read uninitialized memory, obtain sensitive information or execute
arbitrary code. (CVE-2017-5470, CVE-2017-5472,
CVE-2017-7749, CVE-2017-7750, CVE-2017-7751, CVE-2017-7752, CVE-2017-7754,
CVE-2017-7756, CVE-2017-7757, CVE-2017-7758, CVE-2017-7764)

Multiple security issues were discovered in the Graphite 2 library used
by Thunderbird. If a user were tricked in to opening a specially crafted
message, an attacker could potentially exploit these to cause a denial of
service, read uninitialized memory, or execute arbitrary code.
(CVE-2017-7771, CVE-2017-7772, CVE-2017-7773, CVE-2017-7774, CVE-2017-7775,
CVE-2017-7776, CVE-2017-7777, CVE-2017-7778)

Update instructions:

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

Ubuntu 17.04:
  thunderbird                     1:52.2.1+build1-0ubuntu0.17.04.1

Ubuntu 16.10:
  thunderbird                     1:52.2.1+build1-0ubuntu0.16.10.1

Ubuntu 16.04 LTS:
  thunderbird                     1:52.2.1+build1-0ubuntu0.16.04.1

Ubuntu 14.04 LTS:
  thunderbird                     1:52.2.1+build1-0ubuntu0.14.04.1

After a standard system update you need to restart Thunderbird to make
all the necessary changes.

References:
  https://www.ubuntu.com/usn/usn-3321-1
  CVE-2017-5470, CVE-2017-5472, CVE-2017-7749, CVE-2017-7750,
  CVE-2017-7751, CVE-2017-7752, CVE-2017-7754, CVE-2017-7756,
  CVE-2017-7757, CVE-2017-7758, CVE-2017-7764, CVE-2017-7771,
  CVE-2017-7772, CVE-2017-7773, CVE-2017-7774, CVE-2017-7775,
  CVE-2017-7776, CVE-2017-7777, CVE-2017-7778

Package Information:
  https://launchpad.net/ubuntu/+source/thunderbird/1:52.2.1+build1-0ubuntu0.17.04.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:52.2.1+build1-0ubuntu0.16.10.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:52.2.1+build1-0ubuntu0.16.04.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:52.2.1+build1-0ubuntu0.14.04.1


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