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USN-381-1: Firefox vulnerabilities

21 November 2006

Firefox vulnerabilities



USN-351-1 fixed a flaw in the verification of PKCS certificate
signatures. Ulrich Kuehn discovered a variant of the original attack
which the original fix did not cover. (CVE-2006-5462)

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. (CVE-2006-5463,
CVE-2006-5464, CVE-2006-5747, CVE-2006-5748)

Update instructions

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

Ubuntu 6.06
  • firefox - 1.5.dfsg+
  • firefox-dev - 1.5.dfsg+
  • libnss-dev - 1.5.dfsg+
  • libnss3 - 1.5.dfsg+
  • libnspr-dev - 1.5.dfsg+
  • libnspr4 - 1.5.dfsg+
Ubuntu 5.10
  • firefox-dev - 1.5.dfsg+
  • firefox - 1.5.dfsg+

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

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