diff options
Diffstat (limited to 'gnu/packages/patches/libtiff-null-dereference.patch')
| -rw-r--r-- | gnu/packages/patches/libtiff-null-dereference.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gnu/packages/patches/libtiff-null-dereference.patch b/gnu/packages/patches/libtiff-null-dereference.patch new file mode 100644 index 0000000000..8c6345b804 --- /dev/null +++ b/gnu/packages/patches/libtiff-null-dereference.patch @@ -0,0 +1,42 @@ +Fix NULL pointer dereference in TIFFReadRawData(): + +http://bugzilla.maptools.org/show_bug.cgi?id=2594 + + +2016-12-03 Even Rouault <even.rouault at spatialys.com> + + * tools/tiffinfo.c: fix null pointer dereference in -r mode when + * the +image has + no StripByteCount tag. + Reported by Agostino Sarubbo. + Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2594 + +/cvs/maptools/cvsroot/libtiff/ChangeLog,v <-- ChangeLog +new revision: 1.1182; previous revision: 1.1181 +/cvs/maptools/cvsroot/libtiff/tools/tiffinfo.c,v <-- tools/tiffinfo.c +new revision: 1.26; previous revision: 1.25 + +Index: libtiff/tools/tiffinfo.c +=================================================================== +RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffinfo.c,v +retrieving revision 1.25 +retrieving revision 1.26 +diff -u -r1.25 -r1.26 +--- libtiff/tools/tiffinfo.c 12 Nov 2016 20:06:05 -0000 1.25 ++++ libtiff/tools/tiffinfo.c 3 Dec 2016 14:18:49 -0000 1.26 +@@ -1,4 +1,4 @@ +-/* $Id: tiffinfo.c,v 1.25 2016-11-12 20:06:05 bfriesen Exp $ */ ++/* $Id: tiffinfo.c,v 1.26 2016-12-03 14:18:49 erouault Exp $ */ + + /* + * Copyright (c) 1988-1997 Sam Leffler +@@ -417,7 +417,7 @@ + uint64* stripbc=NULL; + + TIFFGetField(tif, TIFFTAG_STRIPBYTECOUNTS, &stripbc); +- if (nstrips > 0) { ++ if (stripbc != NULL && nstrips > 0) { + uint32 bufsize = (uint32) stripbc[0]; + tdata_t buf = _TIFFmalloc(bufsize); + tstrip_t s; |