vobsub: add sanity check

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@27873 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 2 insertions, 1 deletions

diff --git a/vobsub.c b/vobsub.c
index 6749ee4067..85ca0a30c2 100644
--- a/vobsub.c
+++ b/vobsub.c
@@ -852,7 +852,8 @@ vobsub_parse_one_line(vobsub_t *vob, rar_stream_t *fd)
 	char *line = NULL;
     do {
 	line_size = vobsub_getline(&line, &line_reserve, fd);
-	if (line_size < 0) {
+	if (line_size < 0 || line_size > 1000000 ||
+	    vob->extradata_len+line_size > 10000000) {
 	    break;
 	}