ffmpeg | branch: release/6.0 | Michael Niedermayer <mich...@niedermayer.cc> | Tue Feb 27 22:27:03 2024 +0100| [e0339c57e68884f56b1f738a78238a052f318e22] | committer: Michael Niedermayer
avcodec/vorbisdec: Check remaining data in vorbis_residue_decode_internal() Fixes: timeout Fixes: 66326/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VORBIS_fuzzer-6295291863040000 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit dc89cf804a811c0d25f4649a99f7fab4b5b416fa) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e0339c57e68884f56b1f738a78238a052f318e22 --- libavcodec/vorbisdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/vorbisdec.c b/libavcodec/vorbisdec.c index 1d2a099760..64a5c28798 100644 --- a/libavcodec/vorbisdec.c +++ b/libavcodec/vorbisdec.c @@ -1468,6 +1468,9 @@ static av_always_inline int vorbis_residue_decode_internal(vorbis_context *vc, unsigned step = FASTDIV(vr->partition_size << 1, dim << 1); vorbis_codebook codebook = vc->codebooks[vqbook]; + if (get_bits_left(gb) <= 0) + return AVERROR_INVALIDDATA; + if (vr_type == 0) { voffs = voffset+j*vlen; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
