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avcodec/vqavideo: Set video size

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Fixes: out of array access
Fixes: 15919/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VQA_fuzzer-5657368257363968

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 02f909dc24)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2019-07-26 00:35:32 +02:00
parent 8dc0bcceba
commit 039c13f109
1 changed files with 1 additions and 1 deletions
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libavcodec/vqavideo.c
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@@ -147,7 +147,7 @@ static av_cold int vqa_decode_init(AVCodecContext *avctx)
} }
s->width = AV_RL16(&s->avctx->extradata[6]); s->width = AV_RL16(&s->avctx->extradata[6]);
s->height = AV_RL16(&s->avctx->extradata[8]); s->height = AV_RL16(&s->avctx->extradata[8]);
if ((ret = av_image_check_size(s->width, s->height, 0, avctx)) < 0) { if ((ret = ff_set_dimensions(avctx, s->width, s->height)) < 0) {
s->width= s->height= 0; s->width= s->height= 0;
return ret; return ret;
} }