File tmux-CVE-2022-47016.patch of Package tmux.27525

Index: tmux-3.1c/client.c
===================================================================
--- tmux-3.1c.orig/client.c
+++ tmux-3.1c/client.c
@@ -534,6 +534,8 @@ client_write_open(void *data, size_t dat
 
 	cf->event = bufferevent_new(cf->fd, NULL, client_write_callback,
 	    client_write_error_callback, cf);
+	if (cf->event == NULL)
+		fatalx("out of memory");
 	bufferevent_enable(cf->event, EV_WRITE);
 	goto reply;
 
@@ -689,6 +691,8 @@ client_read_open(void *data, size_t data
 
 	cf->event = bufferevent_new(cf->fd, client_read_callback, NULL,
 	    client_read_error_callback, cf);
+        if (cf->event == NULL)
+                fatalx("out of memory");
 	bufferevent_enable(cf->event, EV_READ);
 	return;
 
Index: tmux-3.1c/window.c
===================================================================
--- tmux-3.1c.orig/window.c
+++ tmux-3.1c/window.c
@@ -984,6 +984,8 @@ window_pane_set_event(struct window_pane
 
 	wp->event = bufferevent_new(wp->fd, window_pane_read_callback,
 	    NULL, window_pane_error_callback, wp);
+	if (wp->event == NULL)
+		fatalx("out of memory");
 
 	bufferevent_setwatermark(wp->event, EV_READ, 0, READ_SIZE);
 	bufferevent_enable(wp->event, EV_READ|EV_WRITE);