Re: [FFmpeg-devel] [PATCH 2/3] tools/target_dec_fuzzer: Adjust threshold for opus
On Sun, Oct 04, 2020 at 09:41:42PM +0200, Michael Niedermayer wrote: > Fixes: Timeout (12sec -> 3sec) > Fixes: > 24549/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBOPUS_fuzzer-6211170349088768 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > tools/target_dec_fuzzer.c | 1 + > 1 file changed, 1 insertion(+) I will apply this tomorrow unless there is a objection or better suggestion [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The smallest minority on earth is the individual. Those who deny individual rights cannot claim to be defenders of minorities. - Ayn Rand signature.asc Description: PGP signature ___ 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".
Re: [FFmpeg-devel] [PATCH 2/3] tools/target_dec_fuzzer: Adjust threshold for opus
On Sun, Oct 04, 2020 at 05:09:28PM -0300, James Almer wrote: > On 10/4/2020 4:41 PM, Michael Niedermayer wrote: > > Fixes: Timeout (12sec -> 3sec) > > Fixes: > > 24549/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBOPUS_fuzzer-6211170349088768 > > codec id, or decoder? The testcase used libopus > And if the latter, why is an external library > based decoder being fuzzed? iam not sure but then why not ? we have found issues in external libs that way previously and we might find issues in our lib wrapper. thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB "You are 36 times more likely to die in a bathtub than at the hands of a terrorist. Also, you are 2.5 times more likely to become a president and 2 times more likely to become an astronaut, than to die in a terrorist attack." -- Thoughty2 signature.asc Description: PGP signature ___ 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".
Re: [FFmpeg-devel] [PATCH 2/3] tools/target_dec_fuzzer: Adjust threshold for opus
On 10/4/2020 4:41 PM, Michael Niedermayer wrote:
> Fixes: Timeout (12sec -> 3sec)
> Fixes:
> 24549/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBOPUS_fuzzer-6211170349088768
codec id, or decoder? And if the latter, why is an external library
based decoder being fuzzed?
>
> Found-by: continuous fuzzing process
> https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer
> ---
> tools/target_dec_fuzzer.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
> index 7bea736fcf..15821877e8 100644
> --- a/tools/target_dec_fuzzer.c
> +++ b/tools/target_dec_fuzzer.c
> @@ -167,6 +167,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t
> size) {
> case AV_CODEC_ID_MSRLE: maxpixels /= 16;break;
> case AV_CODEC_ID_MSS2:maxpixels /= 16384; break;
> case AV_CODEC_ID_MSZH:maxpixels /= 128; break;
> +case AV_CODEC_ID_OPUS:maxsamples /= 16384; break;
> case AV_CODEC_ID_PNG: maxpixels /= 128; break;
> case AV_CODEC_ID_APNG:maxpixels /= 128; break;
> case AV_CODEC_ID_QTRLE: maxpixels /= 16;break;
>
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[FFmpeg-devel] [PATCH 2/3] tools/target_dec_fuzzer: Adjust threshold for opus
Fixes: Timeout (12sec -> 3sec)
Fixes:
24549/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBOPUS_fuzzer-6211170349088768
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer
---
tools/target_dec_fuzzer.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 7bea736fcf..15821877e8 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -167,6 +167,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t
size) {
case AV_CODEC_ID_MSRLE: maxpixels /= 16;break;
case AV_CODEC_ID_MSS2:maxpixels /= 16384; break;
case AV_CODEC_ID_MSZH:maxpixels /= 128; break;
+case AV_CODEC_ID_OPUS:maxsamples /= 16384; break;
case AV_CODEC_ID_PNG: maxpixels /= 128; break;
case AV_CODEC_ID_APNG:maxpixels /= 128; break;
case AV_CODEC_ID_QTRLE: maxpixels /= 16;break;
--
2.17.1
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