mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/indeo4: Check remaining data in Pic hdr extension parsing code
Fixes: Timeout Fixes: 2115/clusterfuzz-testcase-minimized-6594111748440064 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -237,6 +237,8 @@ static int decode_pic_hdr(IVI45DecContext *ctx, AVCodecContext *avctx)
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/* skip picture header extension if any */
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while (get_bits1(&ctx->gb)) {
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ff_dlog(avctx, "Pic hdr extension encountered!\n");
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if (get_bits_left(&ctx->gb) < 10)
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return AVERROR_INVALIDDATA;
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skip_bits(&ctx->gb, 8);
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}
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