From 9c927442d3018f873d26d2bbd39579584296e955 Mon Sep 17 00:00:00 2001 From: Thomas Bernard Date: Wed, 18 Nov 2020 00:34:43 +0100 Subject: [PATCH] tiff2pdf: enforce memory limit for tiled pictures too fixes #201 --- tools/tiff2pdf.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/tiff2pdf.c b/tools/tiff2pdf.c index e7899f6a..26064b94 100644 --- a/tools/tiff2pdf.c +++ b/tools/tiff2pdf.c @@ -5684,6 +5684,13 @@ tsize_t t2p_write_pdf(T2P* t2p, TIFF* input, TIFF* output){ written += t2p_write_pdf_stream_start(output); streamlen=written; t2p_read_tiff_size_tile(t2p, input, i2); + if (t2p->tiff_maxdatasize && (t2p->tiff_datasize > t2p->tiff_maxdatasize)) { + TIFFError(TIFF2PDF_MODULE, + "Allocation of " TIFF_UINT64_FORMAT " bytes is forbidden. Limit is " TIFF_UINT64_FORMAT ". Use -m option to change limit", + (uint64)t2p->tiff_datasize, (uint64)t2p->tiff_maxdatasize); + t2p->t2p_error = T2P_ERR_ERROR; + return (0); + } written += t2p_readwrite_pdf_image_tile(t2p, input, output, i2); t2p_write_advance_directory(t2p, output); if(t2p->t2p_error!=T2P_ERR_OK){return(0);}