Fixes: Timeout Fixes: 36262/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-4969052454912000
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/mjpegdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 8172dca513..2a5868fe1d 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -1580,6 +1580,9 @@ static int mjpeg_decode_scan_progressive_ac(MJpegDecodeContext *s, int ss, else ret = decode_block_progressive(s, *block, last_nnz, s->ac_index[0], quant_matrix, ss, se, Al, &EOBRUN); + + if (ret >= 0 && get_bits_left(&s->gb) < 0) + ret = AVERROR_INVALIDDATA; if (ret < 0) { av_log(s->avctx, AV_LOG_ERROR, "error y=%d x=%d\n", mb_y, mb_x); -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".