stagefright detector app for android devices zimperium zlabs expert and vp of platform research and exploitation, joshua drake (@jduck) discovered multiple critical vulnerabilities in stagefright library and provided patches to google to secure android. we provided these patches to carriers and vendors through zimperium handset alliance (zha). while the patches have been applied, it may be years until they reach all devices. zimperium zlabs created a detector app to validate that you are running a version that is not vulnerable to the discovered stagefright vulnerabilities. some phone vendors have released partial patches to the vulnerabilities disclosed and this app can help you to understand if your device is vulnerable or not. stagefright is a critical android vulnerability. it allow