Multiple buffer overflows in htmsr.dll in the HTML speed reader in Autonomy (formerly Verity) KeyView, as used by IBM Lotus Notes 7.0.2 and 7.0.3, allow remote attackers to execute arbitrary code via an HTML document with (1) "large chunks of data," or a long URL in the (2) BACKGROUND attribute of a BODY element or (3) SRC attribute of an IMG element.