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[FFmpeg-devel,3/8] tools/target_dec_fuzzer: adjust pixel threshold for SANM, as it allows coding gigantic images on tiny input

Message ID 20190812191708.22608-3-michael@niedermayer.cc
State New
Headers show

Commit Message

Michael Niedermayer Aug. 12, 2019, 7:17 p.m. UTC 
Fixes: Timeout (13sec ->1sec)
Fixes: 16122/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SANM_fuzzer-5724944247291904

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 tools/target_dec_fuzzer.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Michael Niedermayer Aug. 29, 2019, 1:21 p.m. UTC | #1 
On Mon, Aug 12, 2019 at 09:17:03PM +0200, Michael Niedermayer wrote:
> Fixes: Timeout (13sec ->1sec)
> Fixes: 16122/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SANM_fuzzer-5724944247291904
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  tools/target_dec_fuzzer.c | 1 +
>  1 file changed, 1 insertion(+)

will apply

[...]
diff mbox

Patch

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index d83039417c..b3c26717f6 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -172,6 +172,7 @@  int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
         // Allows a small input to generate gigantic output
     case AV_CODEC_ID_MSRLE:     maxpixels /= 16;  break;
     case AV_CODEC_ID_QTRLE:     maxpixels /= 16;  break;
+    case AV_CODEC_ID_SANM:      maxpixels /= 16;  break;
     case AV_CODEC_ID_GIF:       maxpixels /= 16;  break;
         // Performs slow frame rescaling in C
     case AV_CODEC_ID_GDV:       maxpixels /= 256; break;