caddyfile: Prevent infinite nesting on fmt (fix #4175)

2026-01-12 17:39:06 -05:00 · 2022-09-15 14:12:53 -06:00
parent 2dc747cf2d
commit e6c58fdc08
1 changed files with 4 additions and 1 deletions
--- a/caddyconfig/caddyfile/formatter.go
+++ b/caddyconfig/caddyfile/formatter.go
@@ -153,7 +153,10 @@ func Format(input []byte) []byte {
 			openBraceWritten = true
 			nextLine()
 			newLines = 0
-			nesting++
+			// prevent infinite nesting from ridiculous inputs (issue #4175)
+			if nesting < 10 {
+				nesting++
+			}
 		}

 		switch {