| Message ID | 20201111160102.19731-3-michael@niedermayer.cc |
|---|---|
| State | Accepted |
| Commit | 8af299acde9601e64740b75430960503615873b4 |
| Headers | show |
| Series | [FFmpeg-devel,1/3] avformat/utils: Use av_sat_sub64() in max_analyze_duration check | expand |
| Context | Check | Description |
|---|---|---|
| andriy/x86_make | success | Make finished |
| andriy/x86_make_fate | success | Make fate finished |
| andriy/PPC64_make | success | Make finished |
| andriy/PPC64_make_fate | success | Make fate finished |
On Wed, Nov 11, 2020 at 05:01:02PM +0100, Michael Niedermayer wrote: > Fixes: Infinite loop > Fixes: 27235/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5761398380167168 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavformat/aiffdec.c | 2 ++ > 1 file changed, 2 insertions(+) will apply [...]
diff --git a/libavformat/aiffdec.c b/libavformat/aiffdec.c index 15733478e1..4d1c9bbb53 100644 --- a/libavformat/aiffdec.c +++ b/libavformat/aiffdec.c @@ -120,6 +120,8 @@ static int get_aiff_header(AVFormatContext *s, int size, else sample_rate = (val + (1ULL<<(-exp-1))) >> -exp; par->sample_rate = sample_rate; + if (size < 18) + return AVERROR_INVALIDDATA; size -= 18; /* get codec id for AIFF-C */
Fixes: Infinite loop Fixes: 27235/clusterfuzz-testcase-minimized-ffmpeg_dem_AIFF_fuzzer-5761398380167168 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavformat/aiffdec.c | 2 ++ 1 file changed, 2 insertions(+)