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Difference between revisions of "Malformed CFF Vulnerability"
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| − | This vulnerability, along with the [[ |
+ | This vulnerability, along with the [[IOSurface Kernel Exploit]], was used in [[Star]]/[[JailbreakMe]] 2.0. It is a stack overflow in the handling of [[wikipedia:PostScript fonts#Compact Font Format|CFF]] opcodes. Contrary to popular belief, it is '''not''' a problem with the PDF parser, although the malformed font was placed in a PDF for exploitation. |
== Credit == |
== Credit == |
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Revision as of 07:26, 12 October 2010
This vulnerability, along with the IOSurface Kernel Exploit, was used in Star/JailbreakMe 2.0. It is a stack overflow in the handling of CFF opcodes. Contrary to popular belief, it is not a problem with the PDF parser, although the malformed font was placed in a PDF for exploitation.
