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authorJanne Grunau <janne-libav@jannau.net>2012-11-28 22:17:14 +0100
committerJanne Grunau <janne-libav@jannau.net>2012-11-29 14:40:05 +0100
commitc1fcf563b13051f280db169ba41c6a1b21b25e08 (patch)
tree2e519804d9332fd2f79e9e4a951ecf14d4c3cbb5
parent3ae69b91668e3d9b65af4007eb5871397cf0b0ab (diff)
downloadffmpeg-c1fcf563b13051f280db169ba41c6a1b21b25e08.tar.gz
h264: check context state before decoding slice data partitions
Fixes mov_h264_aac__Demo_FlagOfOurFathers.mov.SIGSEGV.4e9.656. Found-by: Mateusz "j00ru" Jurczyk CC: libav-stable@libav.org
-rw-r--r--libavcodec/h264.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 8b9ac5c232..e3075cbe6f 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -3848,6 +3848,7 @@ again:
if (hx->redundant_pic_count == 0 &&
hx->intra_gb_ptr &&
hx->s.data_partitioning &&
+ s->current_picture_ptr &&
s->context_initialized &&
(avctx->skip_frame < AVDISCARD_NONREF || hx->nal_ref_idc) &&
(avctx->skip_frame < AVDISCARD_BIDIR ||