The log message was logged for `filtergraphs[j]` which would cause a
heap buffer overflow in certain circumstances.

Correctly it should be logged for the current filtergraph, so just
use `fg` here.
---
 fftools/ffmpeg_filter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c
index 463245d9b0..e9271e74ed 100644
--- a/fftools/ffmpeg_filter.c
+++ b/fftools/ffmpeg_filter.c
@@ -1409,7 +1409,7 @@ int fg_finalise_bindings(void)
         for (int j = 0; j < fg->nb_outputs; j++) {
             OutputFilter *output = fg->outputs[j];
             if (!output->bound) {
-                av_log(filtergraphs[j], AV_LOG_FATAL,
+                av_log(fg, AV_LOG_FATAL,
                        "Filter %s has an unconnected output\n", output->name);
                 return AVERROR(EINVAL);
             }

base-commit: 545de54e3e0ce5ad1285aa5e111e6657ad803f79
-- 
2.39.3 (Apple Git-146)


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