From 211a107208ee636da81d2a89592181e2d78a0c8c Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 16 Nov 2011 17:21:42 +0100 Subject: [PATCH] cinepak: check strip_size Signed-off-by: Michael Niedermayer (cherry picked from commit cea0c82d9b9771dfa2ac729c13c0d9e03ea352a7) Signed-off-by: Michael Niedermayer --- libavcodec/cinepak.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/cinepak.c b/libavcodec/cinepak.c index 0b822d2b7a..6d1061b558 100644 --- a/libavcodec/cinepak.c +++ b/libavcodec/cinepak.c @@ -366,6 +366,8 @@ static int cinepak_decode (CinepakContext *s) s->strips[i].x2 = s->avctx->width; strip_size = AV_RB24 (&s->data[1]) - 12; + if(strip_size < 0) + return -1; s->data += 12; strip_size = ((s->data + strip_size) > eod) ? (eod - s->data) : strip_size;