VUPEN Vulnerability Research Team discovered a critical vulnerability in Adobe Acrobat and Reader. The vulnerability is caused by an integer overflow error when processing malformed image data within a PDF document, which could be exploited by attackers to compromise a vulnerable system by tricking a user into opening a specially crafted PDF file. Versions affected include Adobe Acrobat and Reader X (10.1.1) and prior and Adobe Acrobat and Reader 9.4.7 and prior.
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