PR #21725 opened by michaelni
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21725
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21725.patch

Fixes: Timeout
Fixes: 
473651750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G2M_fuzzer-6214373279596544

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <[email protected]>


>From b2c37ab0c4ca5f6de00fcc1067d594ea855e0ba9 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <[email protected]>
Date: Tue, 10 Feb 2026 19:05:28 +0100
Subject: [PATCH] tools/target_dec_fuzzer: Adjust threshold for G2M

Fixes: Timeout
Fixes: 
473651750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G2M_fuzzer-6214373279596544

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <[email protected]>
---
 tools/target_dec_fuzzer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index c7a5f093c2..fb7744932a 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -247,7 +247,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t 
size) {
     case AV_CODEC_ID_FLIC:        maxpixels  /= 1024;  break;
     case AV_CODEC_ID_FLV1:        maxpixels  /= 1024;  break;
     case AV_CODEC_ID_FMVC:        maxpixels  /= 1024;  break;
-    case AV_CODEC_ID_G2M:         maxpixels  /= 1024;  break;
+    case AV_CODEC_ID_G2M:         maxpixels  /= 16384; break;
     case AV_CODEC_ID_GEM:         maxpixels  /= 512;   break;
     case AV_CODEC_ID_GDV:         maxpixels  /= 512;   break;
     case AV_CODEC_ID_GIF:         maxpixels  /= 16;    break;
-- 
2.52.0

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