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USN-398-2: Firefox vulnerabilities

3 January 2007

Firefox vulnerabilities

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Releases

Details

USN-398-1 fixed vulnerabilities in Firefox 2.0. This update provides
the corresponding updates for Firefox 1.5.

Various flaws have been reported that allow an attacker to execute
arbitrary code with user privileges by tricking the user into opening
a malicious web page containing JavaScript or SVG. (CVE-2006-6497,
CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502,
CVE-2006-6504)

Various flaws have been reported that allow an attacker to bypass
Firefox's internal XSS protections by tricking the user into opening a
malicious web page containing JavaScript. (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 6.06
  • firefox - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
  • firefox-dev - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
  • libnss-dev - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
  • libnss3 - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
  • libnspr-dev - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
  • libnspr4 - 1.5.dfsg+1.5.0.9-0ubuntu0.6.06
Ubuntu 5.10
  • firefox-dev - 1.5.dfsg+1.5.0.9-0ubuntu0.5.10
  • firefox - 1.5.dfsg+1.5.0.9-0ubuntu0.5.10

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

Related notices

  • USN-398-1: firefox, firefox-dev, libnss3, libnspr4, libnss-dev, libnspr-dev
  • USN-400-1: mozilla-thunderbird, mozilla-thunderbird-dev