From d3936498a3d8f41cdb35d9e7d04a19e704b4fc89 Mon Sep 17 00:00:00 2001
From: Masato Nakasaka <masato.nakasaka@intel.com>
Date: Sun, 15 Mar 2026 23:50:38 -0700
Subject: [PATCH] common : fix iterator::end() dereference (#20445)

---
 common/regex-partial.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/regex-partial.cpp b/common/regex-partial.cpp
index e667a209e9..bd9034e931 100644
--- a/common/regex-partial.cpp
+++ b/common/regex-partial.cpp
@@ -102,7 +102,7 @@ std::string regex_to_reversed_partial_regex(const std::string & pattern) {
                 auto is_star = *it == '*';
                 ++it;
                 if (is_star) {
-                    if (*it == '?') {
+                    if (it != end && *it == '?') {
                         ++it;
                     }
                 }