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Ubuntu 11.04 USN-1121-1 Critical: Firefox Memory Exploits Detected

ubuntu
Calendar Grey April 30, 2011
Scroller Ubuntu
Numerous security flaws in Firefox related to Ubuntu's USN-1121-1 need immediate action to avert the risk of unauthorized code execution.
Multiple firefox vulnerabilities

Summary

Multiple firefox vulnerabilities

Software Description:

- firefox: Safe and easy web browser from Mozilla

Details:

Boris Zbarsky, Gary Kwong, Jesse Ruderman, Michael Wu, and Ted Mielczarek

discovered multiple memory vulnerabilities. An attacker could exploit these

to possibly run arbitrary code as the user running Firefox. (CVE-2011-0079)

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)

Chris Evans discovered a vulner...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory critical software update code execution firefox memory issue ubuntu

Update Instructions

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

Ubuntu 11.04:
  firefox                         4.0.1+build1+nobinonly-0ubuntu0.11.04.1

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

References

CVE-2011-0079 CVE-2011-0081 CVE-2011-0069 CVE-2011-0070 CVE-2011-1202

Severity
critical
Lowest
Low
Medium
High
Critical

April 30, 2011

Topics%20covered

Topics Covered

security advisory critical software update code execution firefox memory issue ubuntu

Package Information

https://launchpad.net/ubuntu/+source/firefox/4.0.1+build1+nobinonly-0ubuntu0.11.04.1

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