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[FFmpeg-devel,7/7] tools/target_dec_fuzzer: Adjust threshold for VMNC

Message ID 20210202231334.24412-7-michael@niedermayer.cc
State Accepted
Commit ee1c5b425629b0cca8faa6ceebe1a56ad5df3568
Headers show
Series [FFmpeg-devel,1/7] avformat/utils: Extend overflow check in dts wrap in compute_pkt_fields() | expand

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Commit Message

Michael Niedermayer Feb. 2, 2021, 11:13 p.m. UTC
Fixes: Timeout
Fixes: 30055/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMNC_fuzzer-4739482576355328

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 Feb. 13, 2021, 8:40 p.m. UTC | #1
On Wed, Feb 03, 2021 at 12:13:34AM +0100, Michael Niedermayer wrote:
> Fixes: Timeout
> Fixes: 30055/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMNC_fuzzer-4739482576355328
> 
> 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

[...]
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Patch

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 2abc7a0053..91e58c5680 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -186,6 +186,7 @@  int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     case AV_CODEC_ID_TGV:         maxpixels  /= 32;    break;
     case AV_CODEC_ID_TRUEMOTION2: maxpixels  /= 1024;  break;
     case AV_CODEC_ID_VC1IMAGE:    maxpixels  /= 8192;  break;
+    case AV_CODEC_ID_VMNC:        maxpixels  /= 8192;  break;
     case AV_CODEC_ID_VP7:         maxpixels  /= 256;   break;
     case AV_CODEC_ID_VP9:         maxpixels  /= 4096;  break;
     case AV_CODEC_ID_WMV3IMAGE:   maxpixels  /= 8192;  break;