From 91e3b04b0ae735760b2f15f4898c1687c53dea86 Mon Sep 17 00:00:00 2001
From: Raphael Michel <michel@rami.io>
Date: Wed, 26 May 2021 10:12:24 +0200
Subject: [PATCH] Add an upper cap on subevent creation to prevent infinite
 loops

---
 src/pretix/control/views/subevents.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/pretix/control/views/subevents.py b/src/pretix/control/views/subevents.py
index c07a438c2..ef6a9bd6a 100644
--- a/src/pretix/control/views/subevents.py
+++ b/src/pretix/control/views/subevents.py
@@ -872,6 +872,9 @@ class SubEventBulkCreate(SubEventEditorMixin, EventPermissionRequiredMixin, Asyn
                 )
                 subevents.append(se)
 
+            if len(subevents) > 100_000:
+                raise ValidationError(_('Please do not create more than 100.000 dates at once.'))
+
         for i, se in enumerate(subevents):
             se.save(clear_cache=False)
             if i % 100 == 0: