Mozilla Firefox/SeaMonkey CVE-2013-1721 Integer Overflow Vulnerability
Mozilla Firefox and SeaMonkey are prone to an integer-overflow vulnerability because they fail to sufficiently bounds-check user-supplied data.
An attacker can exploit this issue to execute arbitrary code in the context of the user running the vulnerable application. Failed exploits may result in denial-of-service conditions.
Note: This issue was previously discussed in BID 62447 (Mozilla Firefox/Thunderbird/SeaMonkey MFSA 2013-76 through -92 Multiple Vulnerabilities), but has been moved to its own record to better document it.
This issue is fixed in: