Evernote offers digital note-taking, syncing users' notes with any device they log in, and allowing them to share these notes with others.

BBC: Evernote will set up a data centre in China

So far, Alephzain has confirmed that the Galaxy S II, III, Note II and the Meizu MX are at risk, but notes that the exploit might work on any device running a Exynos 4210 or 4412 processor.

ENGADGET: Security exploit opens Samsung Galaxy S III, Note II to attack, could let apps from Google Play write to Kernel