From d4089c58e898ef0baea4e7eca911e49a91f73c96 Mon Sep 17 00:00:00 2001
From: Thomas Arp <357770+welcor@users.noreply.github.com>
Date: Tue, 21 Apr 2026 23:15:35 +0200
Subject: [PATCH] Potential fix for code scanning alert no. 73: Potential use
 after free (#168)

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
---
 src/dg_triggers.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/dg_triggers.c b/src/dg_triggers.c
index a569d58..c93f1ef 100644
--- a/src/dg_triggers.c
+++ b/src/dg_triggers.c
@@ -246,7 +246,8 @@ void entry_memory_mtrigger(char_data *ch)
   for (actor = world[IN_ROOM(ch)].people; actor && SCRIPT_MEM(ch);
        actor = actor->next_in_room) {
     if (actor!=ch && SCRIPT_MEM(ch)) {
-      for (mem = SCRIPT_MEM(ch); mem && SCRIPT_MEM(ch); mem = mem->next) {
+      for (mem = SCRIPT_MEM(ch); mem && SCRIPT_MEM(ch); ) {
+        struct script_memory *next_mem = mem->next;
         if (char_script_id(actor)==mem->id) {
           struct script_memory *prev;
           if (mem->cmd) command_interpreter(ch, mem->cmd);
@@ -271,6 +272,7 @@ void entry_memory_mtrigger(char_data *ch)
           if (mem->cmd) free(mem->cmd);
           free(mem);
         }
+        mem = next_mem;
       } /* for (mem =..... */
     }
   }