iPhone OS 3.0.1 fixes SMS security issue

Posted on 31 July 2009.
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As we learned this week at Black Hat, a memory corruption issue exists in the decoding of SMS messages and receiving a maliciously crafted SMS message may lead to an unexpected service interruption or arbitrary code execution.

Apple released iPhone OS update 3.0.1 which addresses the issue through improved error handling.

Here is the paper that reveals details on this issue.