--- ghostscript-9.00/jasper/src/libjasper/jpc/jpc_cs.c.orig	Wed Dec 14 13:09:06 2011
+++ ghostscript-9.00/jasper/src/libjasper/jpc/jpc_cs.c	Wed Dec 14 13:09:20 2011
@@ -750,6 +750,10 @@
 		return -1;
 	}
 	compparms->numrlvls = compparms->numdlvls + 1;
+	if (compparms->numrlvls > JPC_MAXRLVLS) {
+		jpc_cox_destroycompparms(compparms);
+		return -1;
+	}	
 	if (prtflag) {
 		for (i = 0; i < compparms->numrlvls; ++i) {
 			if (jpc_getuint8(in, &tmp)) {
@@ -1340,7 +1344,7 @@
 	jpc_crgcomp_t *comp;
 	uint_fast16_t compno;
 	crg->numcomps = cstate->numcomps;
-	if (!(crg->comps = jas_malloc(cstate->numcomps * sizeof(uint_fast16_t)))) {
+	if (!(crg->comps = jas_malloc(cstate->numcomps * sizeof(jpc_crgcomp_t)))) {
 		return -1;
 	}
 	for (compno = 0, comp = crg->comps; compno < cstate->numcomps;