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USN-958-1: Thunderbird vulnerabilities

26 July 2010

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Packages

Details

Several flaws were discovered in the browser engine of Thunderbird. If a
user were tricked into viewing malicious content, a remote attacker could
use this to crash Thunderbird or possibly run arbitrary code as the user
invoking the program. (CVE-2010-1211, CVE-2010-1212)

An integer overflow was discovered in how Thunderbird processed CSS values.
An attacker could exploit this to crash Thunderbird or possibly run
arbitrary code as the user invoking the program. (CVE-2010-2752)

An integer overflow was discovered in how Thunderbird interpreted the XUL
element. If a user were tricked into viewing malicious content, a remote
attacker could use this to crash Thunderbird or possibly run arbitrary code
as the user invoking the program. (CVE-2010-2753)

Aki Helin discovered that libpng did not properly handle certain malformed
PNG images. If a user were tricked into opening a crafted PNG file, an
attacker could cause a denial of service or possibly execute arbitrary code
with the privileges of the user invoking the program. (CVE-2010-1205)

Yosuke Hasegawa discovered that the same-origin check in Thunderbird could
be bypassed by utilizing the importScripts Web Worker method. If a user
were tricked into viewing malicious content, an attacker could exploit this
to read data from other domains. (CVE-2010-1213)

Chris Evans discovered that Thunderbird did not properly process improper
CSS selectors. If a user were tricked into viewing malicious content, an
attacker could exploit this to read data from other domains.
(CVE-2010-0654)

Soroush Dalili discovered that Thunderbird did not properly handle script
error output. An attacker could use this to access URL parameters from
other domains. (CVE-2010-2754)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 10.04

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

Related notices

  • USN-957-1: firefox, abrowser, firefox-3.0, xulrunner-1.9.2
  • USN-930-4: xulrunner-1.9.2, abrowser, firefox-3.0, firefox-3.5
  • USN-960-1: libpng12-0, libpng