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USN-400-1: Thunderbird vulnerabilities

5 January 2007

Thunderbird vulnerabilities

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Releases

Details

Georgi Guninski and David Bienvenu discovered that long Content-Type and
RFC2047-encoded headers we vulnerable to heap overflows. By tricking
the user into opening a specially crafted email, an attacker could
execute arbitrary code with user privileges. (CVE-2006-6506)

Various flaws have been reported that allow an attacker to execute
arbitrary code with user privileges or bypass internal XSS protections
by tricking the user into opening a malicious email containing
JavaScript. Please note that JavaScript is disabled by default for
emails, and it is not recommended to enable it. (CVE-2006-6497,
CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502,
CVE-2006-6503)

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 6.10
  • mozilla-thunderbird - 1.5.0.9-0ubuntu0.6.10
  • mozilla-thunderbird-dev - 1.5.0.9-0ubuntu0.6.10
Ubuntu 6.06
  • mozilla-thunderbird - 1.5.0.9-0ubuntu0.6.06
  • mozilla-thunderbird-dev - 1.5.0.9-0ubuntu0.6.06
Ubuntu 5.10
  • mozilla-thunderbird - 1.5.0.9-0ubuntu0.5.10
  • mozilla-thunderbird-dev - 1.5.0.9-0ubuntu0.5.10

After a standard system upgrade you need to restart Thunderbird to
effect the necessary changes.

Related notices

  • USN-398-2: firefox-dev, libnss-dev, libnspr4, libnss3, libnspr-dev, firefox
  • USN-398-1: firefox-dev, libnss-dev, libnspr4, libnss3, libnspr-dev, firefox