Message ID | 20220627200241.7102-3-cus@passwd.hu |
---|---|
State | Accepted |
Commit | 03d81a044ad587ea83567f75dc36bc3d64278199 |
Headers | show |
Series | [FFmpeg-devel,1/3] Revert "avformat/demux: Count EAGAIN as 100 bytes in relation to read limit in avformat_find_stream_info()" | expand |
Context | Check | Description |
---|---|---|
yinshiyou/make_loongarch64 | success | Make finished |
yinshiyou/make_fate_loongarch64 | success | Make fate finished |
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
andriy/make_armv7_RPi4 | success | Make finished |
andriy/make_fate_armv7_RPi4 | success | Make fate finished |
> On Jun 28, 2022, at 4:02 AM, Marton Balint <cus@passwd.hu> wrote: > > In order to not generate 0 sized packets or create a huge index table > needlessly. > > Fixes: Timeout > Fixes: 43717/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5206008287330304 > Fixes: 45738/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6142535657979904 > > Signed-off-by: Marton Balint <cus@passwd.hu> > --- > libavformat/mov.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/libavformat/mov.c b/libavformat/mov.c > index c6fbe511c0..d7ef6ba6d6 100644 > --- a/libavformat/mov.c > +++ b/libavformat/mov.c > @@ -5179,6 +5179,8 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom) > distance++; > if (av_sat_add64(dts, sample_duration) != dts + (uint64_t)sample_duration) > return AVERROR_INVALIDDATA; > + if (!sample_size) > + return AVERROR_INVALIDDATA; > dts += sample_duration; > offset += sample_size; > sc->data_size += sample_size; LGTM. > -- > 2.35.3 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
On Tue, 28 Jun 2022, "zhilizhao(赵志立)" wrote: > > >> On Jun 28, 2022, at 4:02 AM, Marton Balint <cus@passwd.hu> wrote: >> >> In order to not generate 0 sized packets or create a huge index table >> needlessly. >> >> Fixes: Timeout >> Fixes: 43717/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5206008287330304 >> Fixes: 45738/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6142535657979904 >> >> Signed-off-by: Marton Balint <cus@passwd.hu> >> --- >> libavformat/mov.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/libavformat/mov.c b/libavformat/mov.c >> index c6fbe511c0..d7ef6ba6d6 100644 >> --- a/libavformat/mov.c >> +++ b/libavformat/mov.c >> @@ -5179,6 +5179,8 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom) >> distance++; >> if (av_sat_add64(dts, sample_duration) != dts + (uint64_t)sample_duration) >> return AVERROR_INVALIDDATA; >> + if (!sample_size) >> + return AVERROR_INVALIDDATA; >> dts += sample_duration; >> offset += sample_size; >> sc->data_size += sample_size; > > LGTM. Thanks, applied the series. Regards, Marton
diff --git a/libavformat/mov.c b/libavformat/mov.c index c6fbe511c0..d7ef6ba6d6 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -5179,6 +5179,8 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom) distance++; if (av_sat_add64(dts, sample_duration) != dts + (uint64_t)sample_duration) return AVERROR_INVALIDDATA; + if (!sample_size) + return AVERROR_INVALIDDATA; dts += sample_duration; offset += sample_size; sc->data_size += sample_size;
In order to not generate 0 sized packets or create a huge index table needlessly. Fixes: Timeout Fixes: 43717/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5206008287330304 Fixes: 45738/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6142535657979904 Signed-off-by: Marton Balint <cus@passwd.hu> --- libavformat/mov.c | 2 ++ 1 file changed, 2 insertions(+)