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avcodec/argo: Check packet size 

Fixes: Timeout
Fixes: 45052/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ARGO_fuzzer-6033489206575104

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2022-02-27 00:59:25 +01:00
parent 757da974b2
commit 1bed27acef
1 changed files with 3 additions and 0 deletions
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3
libavcodec/argo.c
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@ -607,6 +607,9 @@ static int decode_frame(AVCodecContext *avctx, void *data,
uint32_t chunk; uint32_t chunk;
int ret; int ret;
if (avpkt->size < 4)
return AVERROR_INVALIDDATA;
bytestream2_init(gb, avpkt->data, avpkt->size); bytestream2_init(gb, avpkt->data, avpkt->size);
if ((ret = ff_reget_buffer(avctx, frame, 0)) < 0) if ((ret = ff_reget_buffer(avctx, frame, 0)) < 0)