[FFmpeg-cvslog] avcodec/rawdec: Check the return code of avpicture_get_size()
Michael Niedermayer
git at videolan.org
Fri Nov 28 20:02:36 CET 2014
ffmpeg | branch: release/2.1 | Michael Niedermayer <michaelni at gmx.at> | Wed Nov 26 18:56:39 2014 +0100| [6212758c075775a9f3e5eedfa09613a1ec984424] | committer: Michael Niedermayer
avcodec/rawdec: Check the return code of avpicture_get_size()
Fixes out of array access
Fixes: asan_heap-oob_22388d0_3435_cov_3297128910_small_roll5_FlashCine1.cine
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 1d3a3b9f8907625b361420d48fe05716859620ff)
Conflicts:
libavcodec/rawdec.c
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6212758c075775a9f3e5eedfa09613a1ec984424
---
libavcodec/rawdec.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/rawdec.c b/libavcodec/rawdec.c
index dd47f53..5e98e24 100644
--- a/libavcodec/rawdec.c
+++ b/libavcodec/rawdec.c
@@ -144,6 +144,9 @@ static av_cold int raw_init_decoder(AVCodecContext *avctx)
context->frame_size = avpicture_get_size(avctx->pix_fmt, avctx->width,
avctx->height);
}
+ if (context->frame_size < 0)
+ return context->frame_size;
+
if ((avctx->extradata_size >= 9 &&
!memcmp(avctx->extradata + avctx->extradata_size - 9, "BottomUp", 9)) ||
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