File bsc-1240971.patch of Package haproxy.38224

--- haproxy-2.8.11+git0.01c1056a4/src/sample.c.orig	2025-04-09 10:24:27.422779696 +0200
+++ haproxy-2.8.11+git0.01c1056a4/src/sample.c	2025-04-09 10:24:59.790958045 +0200
@@ -2754,7 +2754,7 @@ static int sample_conv_regsub(const stru
 		output->data = exp_replace(output->area, output->size, start, arg_p[1].data.str.area, pmatch);
 
 		/* replace the matching part */
-		max = output->size - output->data;
+		max = trash->size - trash->data;
 		if (max) {
 			if (max > output->data)
 				max = output->data;