Fixes: heap-buffer-overflow Fixes: 25744/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-5172961169113088
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/sonic.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/libavcodec/sonic.c b/libavcodec/sonic.c index fa4ecc3a7a..d09de6156b 100644 --- a/libavcodec/sonic.c +++ b/libavcodec/sonic.c @@ -980,12 +980,11 @@ static av_cold int sonic_decode_close(AVCodecContext *avctx) av_freep(&s->int_samples); av_freep(&s->tap_quant); av_freep(&s->predictor_k); - - for (i = 0; i < s->channels; i++) - { - av_freep(&s->predictor_state[i]); - av_freep(&s->coded_samples[i]); - } + if (s->channels <= MAX_CHANNELS) + for (i = 0; i < s->channels; i++) { + av_freep(&s->predictor_state[i]); + av_freep(&s->coded_samples[i]); + } return 0; } -- 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".
