Ubuntu 10.10 USN-1112-1 Moderate: Firefox Memory Exploits

ubuntu

April 30, 2011

Multiple vulnerabilities in Firefox and Xulrunner

Summary

Multiple vulnerabilities in Firefox and Xulrunner

Software Description:

- firefox: safe and easy web browser from Mozilla

- xulrunner-1.9.2: XUL + XPCOM application runner

- firefox-3.5: safe and easy web browser from Mozilla

- firefox-3.0: safe and easy web browser from Mozilla

Details:

It was discovered that there was a vulnerability in the memory handling of

certain types of content. An attacker could exploit this to possibly run

arbitrary code as the user running Firefox. (CVE-2011-0081)

It was discovered that Firefox incorrectly handled certain JavaScript

requests. An attacker could exploit this to possibly run arbitrary code as

the user running Firefox. (CVE-2011-0069)

Ian Beer discovered a vulnerability in the memory handling of a certain

types of documents. An attacker could exploit this to possibly run

arbitrary code as the user running Firefox. (CVE-2011-0070)

Bob Clary, Henri Sivonen, Marco Bonardo, Mats Palmgren and Jesse Ruderman

discovere...

Read the Full Advisory

Topics Covered

security advisory exploit Ubuntu moderate severity memory issue Firefox Xulrunner

Update Instructions

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

Ubuntu 10.10:
  firefox                         3.6.17+build3+nobinonly-0ubuntu0.10.10.1
  xulrunner-1.9.2                 1.9.2.17+build3+nobinonly-0ubuntu0.10.10.1

Ubuntu 10.04 LTS:
  firefox                         3.6.17+build3+nobinonly-0ubuntu0.10.04.1
  xulrunner-1.9.2                 1.9.2.17+build3+nobinonly-0ubuntu0.10.04.1

Ubuntu 9.10:
  firefox                         3.6.17+build3+nobinonly-0ubuntu0.9.10.1
  xulrunner-1.9.2                 1.9.2.17+build3+nobinonly-0ubuntu0.9.10.1

Ubuntu 8.04 LTS:
  firefox                         3.6.17+build3+nobinonly-0ubuntu0.8.04.1
  xulrunner-1.9.2                 1.9.2.17+build3+nobinonly-0ubuntu0.8.04.1

After a standard system update you need to restart Firefox and any
applications which use Xulrunner to make all the necessary changes.

References

CVE-2011-0081 CVE-2011-0069 CVE-2011-0070 CVE-2011-0080 CVE-2011-0074 CVE-2011-0075 CVE-2011-0077 CVE-2011-0078 CVE-2011-0072 CVE-2011-0065 CVE-2011-0066 CVE-2011-0073 CVE-2011-0067 CVE-2011-0071 CVE-2011-1202