probably ok On 5/11/20, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: out of array read > Fixes: > 20659/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDTOONS_fuzzer-5754518731227136 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/cdtoons.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/libavcodec/cdtoons.c b/libavcodec/cdtoons.c > index 13f9a60f0f..a8609815c1 100644 > --- a/libavcodec/cdtoons.c > +++ b/libavcodec/cdtoons.c > @@ -190,6 +190,9 @@ static int cdtoons_decode_frame(AVCodecContext *avctx, > void *data, > palette_set = bytestream_get_byte(&buf); > buf += 5; > > + if (sprite_offset > buf_size) > + return AVERROR_INVALIDDATA; > + > /* read new sprites introduced in this frame */ > buf = avpkt->data + sprite_offset; > while (sprite_count--) { > -- > 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". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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