gnu: libtiff: Fix CVE-2016-{10092,10093,10094} and others.

* gnu/packages/patches/libtiff-CVE-2016-10092.patch,
gnu/packages/patches/libtiff-CVE-2016-10093.patch,
gnu/packages/patches/libtiff-CVE-2016-10094.patch,
gnu/packages/patches/libtiff-assertion-failure.patch,
gnu/packages/patches/libtiff-divide-by-zero-ojpeg.patch,
gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch,
gnu/packages/patches/libtiff-divide-by-zero-tiffcrop.patch,
gnu/packages/patches/libtiff-divide-by-zero.patch,
gnu/packages/patches/libtiff-heap-overflow-pixarlog-luv.patch,
gnu/packages/patches/libtiff-heap-overflow-tif-dirread.patch,
gnu/packages/patches/libtiff-heap-overflow-tiffcp.patch,
gnu/packages/patches/libtiff-heap-overflow-tiffcrop.patch,
gnu/packages/patches/libtiff-invalid-read.patch,
gnu/packages/patches/libtiff-null-dereference.patch,
gnu/packages/patches/libtiff-tiffcp-underflow.patch: New files.
* gnu/local.mk (dist_patch_DATA): Add them.
* gnu/packages/image.scm (libtiff)[replacement]: New field.
(libtiff/fixed): New variable.

1 files changed, 104 insertions, 0 deletions

diff --git a/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch b/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch
new file mode 100644
index 0000000000..d3f1c2b60e
--- /dev/null
+++ b/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch
@@ -0,0 +1,104 @@
+Fix two divide-by-zero bugs in readSeparateTilesIntoBuffer():
+
+http://bugzilla.maptools.org/show_bug.cgi?id=2597
+http://bugzilla.maptools.org/show_bug.cgi?id=2607
+
+2016-12-03 Even Rouault <even.rouault at spatialys.com>
+
+        * tools/tiffcp.c: avoid potential division by zero is BitsPerSamples
+tag is
+        missing.
+        Reported by Agostino sarubbo.
+        Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2597
+
+/cvs/maptools/cvsroot/libtiff/ChangeLog,v  <--  ChangeLog
+new revision: 1.1183; previous revision: 1.1182
+/cvs/maptools/cvsroot/libtiff/tools/tiffcp.c,v  <--  tools/tiffcp.c
+new revision: 1.57; previous revision: 1.56
+
+Index: libtiff/tools/tiffcp.c
+===================================================================
+RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffcp.c,v
+retrieving revision 1.56
+retrieving revision 1.57
+diff -u -r1.56 -r1.57
+--- libtiff/tools/tiffcp.c	2 Dec 2016 22:13:32 -0000	1.56
++++ libtiff/tools/tiffcp.c	3 Dec 2016 14:42:40 -0000	1.57
+@@ -1,4 +1,4 @@
+-/* $Id: tiffcp.c,v 1.56 2016-12-02 22:13:32 erouault Exp $ */
++/* $Id: tiffcp.c,v 1.57 2016-12-03 14:42:40 erouault Exp $ */
+ 
+ /*
+  * Copyright (c) 1988-1997 Sam Leffler
+@@ -1378,7 +1378,7 @@
+ 	uint8* bufp = (uint8*) buf;
+ 	uint32 tw, tl;
+ 	uint32 row;
+-	uint16 bps, bytes_per_sample;
++	uint16 bps = 0, bytes_per_sample;
+ 
+ 	tilebuf = _TIFFmalloc(tilesize);
+ 	if (tilebuf == 0)
+@@ -1387,6 +1387,12 @@
+ 	(void) TIFFGetField(in, TIFFTAG_TILEWIDTH, &tw);
+ 	(void) TIFFGetField(in, TIFFTAG_TILELENGTH, &tl);
+ 	(void) TIFFGetField(in, TIFFTAG_BITSPERSAMPLE, &bps);
++        if( bps == 0 )
++        {
++            TIFFError(TIFFFileName(in), "Error, cannot read BitsPerSample");
++            status = 0;
++            goto done;
++        }
+ 	assert( bps % 8 == 0 );
+ 	bytes_per_sample = bps/8;
+
+2016-12-03 Even Rouault <even.rouault at spatialys.com>
+
+        * tools/tiffcp.c: avoid potential division by zero is BitsPerSamples
+tag is
+        missing.
+        Reported by Agostino Sarubbo.
+        Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2607
+
+
+/cvs/maptools/cvsroot/libtiff/ChangeLog,v  <--  ChangeLog
+new revision: 1.1186; previous revision: 1.1185
+/cvs/maptools/cvsroot/libtiff/tools/tiffcp.c,v  <--  tools/tiffcp.c
+new revision: 1.58; previous revision: 1.57
+ 
+Index: libtiff/tools/tiffcp.c
+===================================================================
+RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffcp.c,v
+retrieving revision 1.57
+retrieving revision 1.58
+diff -u -r1.57 -r1.58
+--- libtiff/tools/tiffcp.c	3 Dec 2016 14:42:40 -0000	1.57
++++ libtiff/tools/tiffcp.c	3 Dec 2016 15:44:15 -0000	1.58
+@@ -1,4 +1,4 @@
+-/* $Id: tiffcp.c,v 1.57 2016-12-03 14:42:40 erouault Exp $ */
++/* $Id: tiffcp.c,v 1.58 2016-12-03 15:44:15 erouault Exp $ */
+ 
+ /*
+  * Copyright (c) 1988-1997 Sam Leffler
+@@ -1569,7 +1569,7 @@
+ 	uint8* bufp = (uint8*) buf;
+ 	uint32 tl, tw;
+ 	uint32 row;
+-	uint16 bps, bytes_per_sample;
++	uint16 bps = 0, bytes_per_sample;
+ 
+ 	obuf = _TIFFmalloc(TIFFTileSize(out));
+ 	if (obuf == NULL)
+@@ -1578,6 +1578,12 @@
+ 	(void) TIFFGetField(out, TIFFTAG_TILELENGTH, &tl);
+ 	(void) TIFFGetField(out, TIFFTAG_TILEWIDTH, &tw);
+ 	(void) TIFFGetField(out, TIFFTAG_BITSPERSAMPLE, &bps);
++        if( bps == 0 )
++        {
++            TIFFError(TIFFFileName(out), "Error, cannot read BitsPerSample");
++            _TIFFfree(obuf);
++            return 0;
++        }
+ 	assert( bps % 8 == 0 );
+ 	bytes_per_sample = bps/8;
+