From 9a086d14833256b0a76c01c988d2558d0cc63167 Mon Sep 17 00:00:00 2001
From: DavidXanatos <3890945+DavidXanatos@users.noreply.github.com>
Date: Mon, 16 Dec 2024 09:51:18 +0100
Subject: [PATCH] Update thread.c

#4421
---
 Sandboxie/core/drv/thread.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Sandboxie/core/drv/thread.c b/Sandboxie/core/drv/thread.c
index 3baebce5..1858a877 100644
--- a/Sandboxie/core/drv/thread.c
+++ b/Sandboxie/core/drv/thread.c
@@ -1104,9 +1104,9 @@ _FX ACCESS_MASK Thread_CheckObject_CommonEx(
     // If the calling process is sandboxed the later common check will do the blocking
     //
 
-    if (!proc || proc->bHostInject) { // caller is not sandboxed
+    if (!proc || (proc == PROCESS_TERMINATED) || proc->bHostInject) { // caller is not sandboxed
 
-        if (Process_Find(pid, NULL)) {  // target is sandboxed - lock free check
+        if (pid != NULL && Process_Find(pid, NULL)) {  // target is sandboxed - lock free check
         
             void* nbuf = 0;
             ULONG nlen = 0;