From 7ccd23c951fff95da4075e90ff7a7f81de6f907d Mon Sep 17 00:00:00 2001
From: Niels Dossche <7771979+nielsdos@users.noreply.github.com>
Date: Fri, 2 May 2025 11:24:25 +0200
Subject: [PATCH] Avoid potential integer overflow

---
 ext/intl/grapheme/grapheme_string.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ext/intl/grapheme/grapheme_string.c b/ext/intl/grapheme/grapheme_string.c
index 16549f6ece58..34dd2ed369cf 100644
--- a/ext/intl/grapheme/grapheme_string.c
+++ b/ext/intl/grapheme/grapheme_string.c
@@ -1053,8 +1053,8 @@ PHP_FUNCTION(grapheme_levenshtein)
 	}
 
 	zend_long *p1, *p2, *tmp;
-	p1 = safe_emalloc(strlen_2 + 1, sizeof(zend_long), 0);
-	p2 = safe_emalloc(strlen_2 + 1, sizeof(zend_long), 0);
+	p1 = safe_emalloc((size_t) strlen_2 + 1, sizeof(zend_long), 0);
+	p2 = safe_emalloc((size_t) strlen_2 + 1, sizeof(zend_long), 0);
 
 	for (i2 = 0; i2 <= strlen_2; i2++) {
 		p1[i2] = i2 * cost_ins;