diff options
Diffstat (limited to 'gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch')
| -rw-r--r-- | gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch b/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch deleted file mode 100644 index d3f1c2b60e..0000000000 --- a/gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch +++ /dev/null @@ -1,104 +0,0 @@ -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; - |