

MFSA 2013-48 Memory corruption found using Address Sanitizer.

Therefore, we strongly recommend all Firefox users apply these updates as soon as possible.įollowing is a list of the security issues resolved in this update:

Some of the issues resolved in the Firefox software update are potentially exploitable, allowing for remote code execution. Mozilla’s Firefox 21 resolves three critical vulnerabilities, which the company identifies as flaws that can be used to run attacker code and install software on affected machines, requiring no user interaction beyond normal web browsing. The Mozilla Foundation has released Firefox 21 for Mac OS X with fixes for eight vulnerabilities (3 critical, 4 high, 1 moderate). Security News Mozilla’s Firefox 21 Fixes Critical Vulnerabilities
