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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-08-10 21:59:33 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-08-10 22:31:02 +0200 |
| commit | abc1fa7c5a1dca1345b9471b81cfcda00c56220d (patch) | |
| tree | 6bed59517761294d57db98d8cd1c5ecbf83b9d46 | |
| parent | f712d3669e2eed4a57b0e4d85d2902a2036de89e (diff) | |
| download | ffmpeg-abc1fa7c5a1dca1345b9471b81cfcda00c56220d.tar.gz | |
avcodec/iff: check pixfmt for rgb8 / rgbn
Fixes out of array access
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3539d6c63a16e1b2874bb037a86f317449c58770)
Conflicts:
libavcodec/iff.c
(cherry picked from commit 656f930160db48e0b7b25069c62abc340e7f0628)
Conflicts:
libavcodec/iff.c
| -rw-r--r-- | libavcodec/iff.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/iff.c b/libavcodec/iff.c index 8e7f8cae46..b4b99a5101 100644 --- a/libavcodec/iff.c +++ b/libavcodec/iff.c @@ -832,9 +832,9 @@ static int decode_frame(AVCodecContext *avctx, break; case 4: bytestream2_init(&gb, buf, buf_size); - if (avctx->codec_tag == MKTAG('R','G','B','8')) + if (avctx->codec_tag == MKTAG('R','G','B','8') && avctx->pix_fmt == AV_PIX_FMT_RGB32) decode_rgb8(&gb, s->frame.data[0], avctx->width, avctx->height, s->frame.linesize[0]); - else if (avctx->codec_tag == MKTAG('R','G','B','N')) + else if (avctx->codec_tag == MKTAG('R','G','B','N') && avctx->pix_fmt == AV_PIX_FMT_RGB444) decode_rgbn(&gb, s->frame.data[0], avctx->width, avctx->height, s->frame.linesize[0]); else return unsupported(avctx); |