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Copied from Debian
From 266bc48054b018a2f1d74562aa48eb2f509436d5 Mon Sep 17 00:00:00 2001
From: erouault <erouault>
Date: Sun, 21 Dec 2014 17:36:36 +0000
Subject: [PATCH] * tools/tiff2pdf.c: check return code of TIFFGetField() when
reading TIFFTAG_SAMPLESPERPIXEL
---
ChangeLog | 5 +++++
tools/tiff2pdf.c | 10 +++++++++-
2 files changed, 14 insertions(+), 1 deletion(-)
Index: tiff-4.0.3/tools/tiff2pdf.c
===================================================================
--- tiff-4.0.3.orig/tools/tiff2pdf.c
+++ tiff-4.0.3/tools/tiff2pdf.c
@@ -1164,7 +1164,15 @@ void t2p_read_tiff_init(T2P* t2p, TIFF*
t2p->tiff_pages[i].page_tilecount;
if( (TIFFGetField(input, TIFFTAG_PLANARCONFIG, &xuint16) != 0)
&& (xuint16 == PLANARCONFIG_SEPARATE ) ){
- TIFFGetField(input, TIFFTAG_SAMPLESPERPIXEL, &xuint16);
+ if( !TIFFGetField(input, TIFFTAG_SAMPLESPERPIXEL, &xuint16) )
+ {
+ TIFFError(
+ TIFF2PDF_MODULE,
+ "Missing SamplesPerPixel, %s",
+ TIFFFileName(input));
+ t2p->t2p_error = T2P_ERR_ERROR;
+ return;
+ }
if( (t2p->tiff_tiles[i].tiles_tilecount % xuint16) != 0 )
{
TIFFError(
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