Fixes: out of array access Fixes: 68863/clusterfuzz-testcase-minimized-ffmpeg_dem_IAMF_fuzzer-4833546039525376
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/mpeg4audio.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c index fbd2a8f811a..ae18944f0d5 100644 --- a/libavcodec/mpeg4audio.c +++ b/libavcodec/mpeg4audio.c @@ -94,6 +94,10 @@ int ff_mpeg4audio_get_config_gb(MPEG4AudioConfig *c, GetBitContext *gb, { int specific_config_bitindex, ret; int start_bit_index = get_bits_count(gb); + + if (get_bits_left(gb) < 5+4+4) + return AVERROR_INVALIDDATA; + c->object_type = get_object_type(gb); c->sample_rate = get_sample_rate(gb, &c->sampling_index); c->chan_config = get_bits(gb, 4); -- 2.45.2 _______________________________________________ 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".
