scanf.c in PHP 5.1.4 and earlier, and 4.4.3 and earlier, allows
context-dependent attackers to execute arbitrary code via a sscanf PHP
function call that performs argument swapping, which increments an
index past the end of an array and triggers a buffer over-read.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
BUGTRAQ:20060804 php local buffer underflow could lead to arbitary code execution
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