CVE-2014-1555: Mozilla: Use-after-free with FireOnStateChange event (MFSA 2014-61)

Severity: Critical

CVSS Score: 9.3

Use-after-free vulnerability in the nsDocLoader::OnProgress function in Mozilla Firefox before 31.0, Firefox ESR 24.x before 24.7, and Thunderbird before 24.7 allows remote attackers to execute arbitrary code via vectors that trigger a FireOnStateChange event.