Ubuntu 11.04: USN-1254-1 Moderate: Thunderbird Threats and Updates

ubuntu

December 22, 2011

Multiple vulnerabilities have been fixed in Thunderbird.

Summary

Multiple vulnerabilities have been fixed in Thunderbird.

Software Description:

- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

It was discovered that CVE-2011-3004, which addressed possible privilege

escalation in addons, also affected Thunderbird 3.1. An attacker could

potentially exploit a user who had installed an add-on that used

loadSubscript in vulnerable ways. (CVE-2011-3647)

Yosuke Hasegawa discovered that the Mozilla browser engine mishandled

invalid sequences in the Shift-JIS encoding. It may be possible to trigger

this crash without the use of debugging APIs, which might allow malicious

websites to exploit this vulnerability. An attacker could possibly use this

flaw this to steal data or inject malicious scripts into web content.

(CVE-2011-3648)

Marc Schoenefeld discovered that using Firebug to profile a JavaScript file

with many functions would cause Firefox to crash. An attacker might be able

to exploit this without usin...

Read the Full Advisory

Topics Covered

security advisory software update Ubuntu remote crash data theft Thunderbird malicious script

Update Instructions

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

Ubuntu 11.04:
  thunderbird                     3.1.16+build2+nobinonly-0ubuntu0.11.04.1

Ubuntu 10.10:
  thunderbird                     3.1.16+build2+nobinonly-0ubuntu0.10.10.1

Ubuntu 10.04 LTS:
  thunderbird                     3.1.16+build2+nobinonly-0ubuntu0.10.04.1

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