From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Mon, 9 Feb 2026 10:26:08 +0000 (+0200)
Subject: lib-lua: Fix accesing freed memory if Lua script leaks passthrough event
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ff7c94f369453b29f838641caf8bfb1bba83c475;p=thirdparty%2Fdovecot%2Fcore.git

lib-lua: Fix accesing freed memory if Lua script leaks passthrough event

Broken by a487559b11294c1c519a64dd42a970456e1493a0
---

diff --git a/src/lib-lua/dlua-dovecot.c b/src/lib-lua/dlua-dovecot.c
index e5cea042b4..ebe2e89c82 100644
--- a/src/lib-lua/dlua-dovecot.c
+++ b/src/lib-lua/dlua-dovecot.c
@@ -490,7 +490,7 @@ void dlua_event_passthrough_abort(struct dlua_script *script)
 	if (script->pending_event_passthrough != NULL) {
 		struct event *event =
 			script->pending_event_passthrough->event();
-		const char *source_filename = event->source_filename;
+		const char *source_filename = t_strdup(event->source_filename);
 		int source_linenum = event->source_linenum;
 		event_send_abort(event);
 		script->pending_event_passthrough = NULL;