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author | Michael Niedermayer <michael@niedermayer.cc> | 2019-09-08 22:08:31 +0300 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-09-24 18:53:39 +0300 |
commit | 3dce4d03d5a555bff2e11f97fb54701b22effeaf (patch) | |
tree | 12df1b9a5dd77bdc9e93cebba708ed27a2f46fa7 /libavcodec/aacdec.c | |
parent | 1e984a69155c8b49d6fd4cd0a052d62da42d59a6 (diff) |
avcodec/aacdec: Check if we run out of input in read_stream_mux_config()
Fixes: Infinite loop
Fixes: 16920/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_LATM_fuzzer-5653421289373696
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/aacdec.c')
-rw-r--r-- | libavcodec/aacdec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c index 98b6e58be3..d17852d8ba 100644 --- a/libavcodec/aacdec.c +++ b/libavcodec/aacdec.c @@ -409,6 +409,8 @@ static int read_stream_mux_config(struct LATMContext *latmctx, } else { int esc; do { + if (get_bits_left(gb) < 9) + return AVERROR_INVALIDDATA; esc = get_bits(gb, 1); skip_bits(gb, 8); } while (esc); |