From 2ae65ae471c9d51d343f401da16c05b98b99a842 Mon Sep 17 00:00:00 2001
From: Daniel Hiltgen <dhiltgen@users.noreply.github.com>
Date: Fri, 6 Jun 2025 14:06:09 -0700
Subject: [PATCH] win: handle more than 2048 processes (#10997)

Fix an array out of bounds crash
---
 cmd/start_windows.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/cmd/start_windows.go b/cmd/start_windows.go
index bcc51057..1b648d9d 100644
--- a/cmd/start_windows.go
+++ b/cmd/start_windows.go
@@ -74,7 +74,16 @@ func isProcRunning(procName string) []uint32 {
 		slog.Debug("failed to check for running installers", "error", err)
 		return nil
 	}
-	pids = pids[:ret]
+	if ret > uint32(len(pids)) {
+		pids = make([]uint32, ret+10)
+		if err := windows.EnumProcesses(pids, &ret); err != nil || ret == 0 {
+			slog.Debug("failed to check for running installers", "error", err)
+			return nil
+		}
+	}
+	if ret < uint32(len(pids)) {
+		pids = pids[:ret]
+	}
 	var matches []uint32
 	for _, pid := range pids {
 		if pid == 0 {