According to user named alephzain XDA, He has discovered new exploit on Galaxy S3, Samsung Galaxy Note 2 and several other devices running on Samsung Exynos chips are vulnerable to this new exploit. This claim gaining space due to earlier reports from security firms about Android Malware.
alephzain detailed that Exynos processors version 4210 and 4412 that essentially allows any Android app to access and control the whole device prone to it.
Here’s lsit of devices which are running on these processors:
Samsung has reportedly been notified about the XDA thread. Chainfire says he flagged it for some Samsung engineers to read while Supercurio says he confirmed “that people at Samsung have just made aware of it.”
Update: Here’s fix from Supercurio for the vulnerability while we wait for Samsung to respond. Details are available here: Project Voodoo.