iDefense Security Advisory 02.08.11 - Remote exploitation of a buffer overflow vulnerability in multiple versions of Microsoft Corp.'s Windows could allow attackers to execute arbitrary code on the targeted host. An integer overflow vulnerability exists in the "shimgvw" library. During the processing of an image within a certain function, a bitmap containing a large "biWidth" value can be used to cause an integer calculation overflow. This condition can lead to the overflow of a heap buffer and may result in the execute arbitrary code on the targeted host.
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