Description: CVE-2014-9029: Heap overflows in libjasper
Origin: vendor
Forwarded: no
Author: Tomas Hoger <thoger@redhat.com>
Reviewed-by: Salvatore Bonaccorso <carnil@debian.org>
Last-Update: 2014-11-28

--- a/src/libjasper/jpc/jpc_dec.c
+++ b/src/libjasper/jpc/jpc_dec.c
@@ -1280,7 +1280,7 @@ static int jpc_dec_process_coc(jpc_dec_t
 	jpc_coc_t *coc = &ms->parms.coc;
 	jpc_dec_tile_t *tile;
 
-	if (JAS_CAST(int, coc->compno) > dec->numcomps) {
+	if (JAS_CAST(int, coc->compno) >= dec->numcomps) {
 		jas_eprintf("invalid component number in COC marker segment\n");
 		return -1;
 	}
@@ -1306,7 +1306,7 @@ static int jpc_dec_process_rgn(jpc_dec_t
 	jpc_rgn_t *rgn = &ms->parms.rgn;
 	jpc_dec_tile_t *tile;
 
-	if (JAS_CAST(int, rgn->compno) > dec->numcomps) {
+	if (JAS_CAST(int, rgn->compno) >= dec->numcomps) {
 		jas_eprintf("invalid component number in RGN marker segment\n");
 		return -1;
 	}
@@ -1355,7 +1355,7 @@ static int jpc_dec_process_qcc(jpc_dec_t
 	jpc_qcc_t *qcc = &ms->parms.qcc;
 	jpc_dec_tile_t *tile;
 
-	if (JAS_CAST(int, qcc->compno) > dec->numcomps) {
+	if (JAS_CAST(int, qcc->compno) >= dec->numcomps) {
 		jas_eprintf("invalid component number in QCC marker segment\n");
 		return -1;
 	}