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pdftohtml
xpdf-CVE-2007-5392.patch
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File xpdf-CVE-2007-5392.patch of Package pdftohtml
Index: xpdf/Stream.cc =================================================================== --- xpdf/Stream.cc.orig +++ xpdf/Stream.cc @@ -1904,6 +1904,12 @@ // allocate a buffer for the whole image bufWidth = ((width + mcuWidth - 1) / mcuWidth) * mcuWidth; bufHeight = ((height + mcuHeight - 1) / mcuHeight) * mcuHeight; + if (bufWidth <= 0 || bufHeight <= 0 || + bufWidth > INT_MAX / bufWidth / (int)sizeof(int)) { + error(getPos(), "Invalid image size in DCT stream"); + y = height; + return; + } for (i = 0; i < numComps; ++i) { frameBuf[i] = (int *)gmalloc(bufWidth * bufHeight * sizeof(int)); memset(frameBuf[i], 0, bufWidth * bufHeight * sizeof(int));
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