From 28e48410c58c1e723c20d0e7415fea59797fe859 Mon Sep 17 00:00:00 2001
From: "Herman S." <429230+has207@users.noreply.github.com>
Date: Wed, 8 Oct 2025 11:41:02 +0900
Subject: [PATCH] Fix potential buffer overflow in posix memory handling

---
 src/xenia/base/memory_posix.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/xenia/base/memory_posix.cc b/src/xenia/base/memory_posix.cc
index c7e061ece..15c8a7d68 100644
--- a/src/xenia/base/memory_posix.cc
+++ b/src/xenia/base/memory_posix.cc
@@ -184,7 +184,8 @@ bool QueryProtect(void* base_address, size_t& length, PageAccess& access_out) {
   while (std::getline(memory_maps, maps_entry_string)) {
     std::stringstream entry_stream(maps_entry_string);
     uintptr_t map_region_begin, map_region_end;
-    char separator, protection[4];
+    char separator;
+    char protection[5];  // 4 chars (e.g., "r-xp") + null terminator
 
     entry_stream >> std::hex >> map_region_begin >> separator >>
         map_region_end >> protection;
@@ -199,7 +200,7 @@ bool QueryProtect(void* base_address, size_t& length, PageAccess& access_out) {
       while (std::getline(memory_maps, maps_entry_string)) {
         std::stringstream next_entry_stream(maps_entry_string);
         uintptr_t next_map_region_begin, next_map_region_end;
-        char next_protection[4];
+        char next_protection[5];  // 4 chars (e.g., "r-xp") + null terminator
 
         next_entry_stream >> std::hex >> next_map_region_begin >> separator >>
             next_map_region_end >> next_protection;