I did not investigate exactly why frame is NULL, happy to provide the sample if someone wants to investigate further
Fixes: NULL pointer dereference Fixes: 69893/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-4965255361396736 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/aac/aacdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/aac/aacdec.c b/libavcodec/aac/aacdec.c index ea2ba84a80c..6a70c69034c 100644 --- a/libavcodec/aac/aacdec.c +++ b/libavcodec/aac/aacdec.c @@ -186,6 +186,9 @@ static int frame_configure_elements(AVCodecContext *avctx) } } + if (!ac->frame) + return AVERROR_INVALIDDATA; + /* get output buffer */ av_frame_unref(ac->frame); if (!avctx->ch_layout.nb_channels) -- 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".