openbsd-ports/graphics/tiff/patches/patch-libtiff_tif_open_c
naddy 12aaddf055 SECURITY:
Update to 3.9.4, which includes fixes for CVE-2009-2347 and CVE-2010-1411.
2010-06-30 17:10:07 +00:00

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$OpenBSD: patch-libtiff_tif_open_c,v 1.1 2010/06/30 17:10:08 naddy Exp $
--- libtiff/tif_open.c.orig Sun Jun 27 01:10:42 2010
+++ libtiff/tif_open.c Sun Jun 27 01:11:52 2010
@@ -154,18 +154,20 @@ TIFFClientOpen(
TIFF *tif;
int m;
const char* cp;
+ size_t namelen;
m = _TIFFgetMode(mode, module);
if (m == -1)
goto bad2;
- tif = (TIFF *)_TIFFmalloc(sizeof (TIFF) + strlen(name) + 1);
+ namelen = strlen(name);
+ tif = (TIFF *)_TIFFmalloc(sizeof (TIFF) + namelen + 1);
if (tif == NULL) {
TIFFErrorExt(clientdata, module, "%s: Out of memory (TIFF structure)", name);
goto bad2;
}
_TIFFmemset(tif, 0, sizeof (*tif));
tif->tif_name = (char *)tif + sizeof (TIFF);
- strcpy(tif->tif_name, name);
+ strlcpy(tif->tif_name, name, namelen+1);
tif->tif_mode = m &~ (O_CREAT|O_TRUNC);
tif->tif_curdir = (tdir_t) -1; /* non-existent directory */
tif->tif_curoff = 0;