Message ID | 20180217032054.21778-1-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | de675648cef7e451ca82fabaee0d8ec1fe653311 |
Headers | show |
On Sat, Feb 17, 2018 at 04:20:52AM +0100, Michael Niedermayer wrote: > Fixes: Timeout > Fixes: 5653/clusterfuzz-testcase-5497680018014208 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/vp8.c | 2 ++ > 1 file changed, 2 insertions(+) will apply patchset [...]
diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index 7f71a75e4b..62b9f8bc2d 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -656,6 +656,8 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si s->fade_present = vp8_rac_get(c); } + if (c->end <= c->buffer && c->bits >= 0) + return AVERROR_INVALIDDATA; /* E. Fading information for previous frame */ if (s->fade_present && vp8_rac_get(c)) { if ((ret = vp7_fade_frame(s ,c)) < 0)
Fixes: Timeout Fixes: 5653/clusterfuzz-testcase-5497680018014208 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/vp8.c | 2 ++ 1 file changed, 2 insertions(+)