From 54042a74dc2c68d3214e4357d54a3c96cfa2d563 Mon Sep 17 00:00:00 2001
From: Martin Lederhilger <m.lederhilger@ds-automotion.com>
Date: Mon, 15 Jun 2026 10:37:59 +0200
Subject: [PATCH] Fix heap corruption in the case where size is between
 page_size and 2 * page_size.

---
 private/string_map.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/private/string_map.h b/private/string_map.h
index 2d10f4b..ac26f92 100644
--- a/private/string_map.h
+++ b/private/string_map.h
@@ -102,7 +102,7 @@ namespace cppcms {
 
 			char *allocate_space(size_t size)
 			{
-				if(size * 2 > page_size_) {
+				if(size > page_size_) {
 					page *p=(page *)malloc(size + sizeof(page));
 					if(!p)
 						throw std::bad_alloc();