ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Mon Aug 19 01:03:59 2019 +0200| [dead949a1fbf019647f5c8ea797d1c7be6615639] | committer: Michael Niedermayer
avcodec/atrac9dec: Check block_align Fixes: Infinite loop Fixes: 16260/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ATRAC9_fuzzer-5676365617037312 Fixes: 16260/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ATRAC9_fuzzer-5768093879500800 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=dead949a1fbf019647f5c8ea797d1c7be6615639 --- libavcodec/atrac9dec.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/atrac9dec.c b/libavcodec/atrac9dec.c index 4ea6ff0f31..46e60ca998 100644 --- a/libavcodec/atrac9dec.c +++ b/libavcodec/atrac9dec.c @@ -839,6 +839,11 @@ static av_cold int atrac9_decode_init(AVCodecContext *avctx) av_lfg_init(&s->lfg, 0xFBADF00D); + if (avctx->block_align <= 0) { + av_log(avctx, AV_LOG_ERROR, "Invalid block align\n"); + return AVERROR_INVALIDDATA; + } + if (avctx->extradata_size != 12) { av_log(avctx, AV_LOG_ERROR, "Invalid extradata length!\n"); return AVERROR_INVALIDDATA; _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
