pkgsrc/print/ghostscript-gpl/patches/patch-CVE-2014-8138
spz 643ca01432 add patches against CVE-2014-8137 CVE-2014-8138 CVE-2014-8157 and
CVE-2014-8158 originating from the Fedora project
2015-03-11 20:58:26 +00:00

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$NetBSD: patch-CVE-2014-8138,v 1.1 2015/03/11 20:58:26 spz Exp $
--- jasper/src/libjasper/jp2/jp2_dec.c.orig 2012-08-08 08:01:36.000000000 +0000
+++ jasper/src/libjasper/jp2/jp2_dec.c
@@ -444,6 +447,11 @@ jas_image_t *jp2_decode(jas_stream_t *in
/* Determine the type of each component. */
if (dec->cdef) {
for (i = 0; i < dec->numchans; ++i) {
+ /* Is the channel number reasonable? */
+ if (dec->cdef->data.cdef.ents[i].channo >= dec->numchans) {
+ jas_eprintf("error: invalid channel number in CDEF box\n");
+ goto error;
+ }
jas_image_setcmpttype(dec->image,
dec->chantocmptlut[dec->cdef->data.cdef.ents[i].channo],
jp2_getct(jas_image_clrspc(dec->image),