Message ID | 20180912010808.31637-3-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 470700bc96c3817667653d87e81b06a3d9b832eb |
Headers | show |
On Wed, Sep 12, 2018 at 03:08:08AM +0200, Michael Niedermayer wrote: > Fixes: Timeout > Fixes: 9797/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PICTOR_fuzzer-5664441659031552 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/pictordec.c | 3 +++ > 1 file changed, 3 insertions(+) will apply [...]
diff --git a/libavcodec/pictordec.c b/libavcodec/pictordec.c index b29a484534..65d2d49060 100644 --- a/libavcodec/pictordec.c +++ b/libavcodec/pictordec.c @@ -236,6 +236,9 @@ static int decode_frame(AVCodecContext *avctx, } } + if (s->nb_planes - plane > 1) + return AVERROR_INVALIDDATA; + if (plane < s->nb_planes && x < avctx->width) { int run = (y + 1) * avctx->width - x; if (bits_per_plane == 8)
Fixes: Timeout Fixes: 9797/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PICTOR_fuzzer-5664441659031552 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/pictordec.c | 3 +++ 1 file changed, 3 insertions(+)