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> If a smartphone application exploits an image rendering or > font library, it doesn't gain any additional permissions. > It can't do anything with a vulnerable library that it > couldn't do otherwise.

Haven't phones on both platforms been rooted via local exploits, just like the ones you describe?

> The important attack surface on smartphones is local kernel exploits, which are rare.

The important attack surface on Chrome is sandbox model exploits, which are rare.



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