From: Michael R Sweet <msweet@msweet.org>
Date: Mon, 9 Sep 2024 13:59:06 +0000 (-0400)
Subject: Make sure that temporary/IPP Everywhere queues don't try to work with printers
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8592e5ea4c07f7f340c7eb83967cb6861f3ff5b;p=thirdparty%2Fcups.git

Make sure that temporary/IPP Everywhere queues don't try to work with printers
that return invalid capabilities.
---

diff --git a/scheduler/ipp.c b/scheduler/ipp.c
index 16eae49712..7215281ebf 100644
--- a/scheduler/ipp.c
+++ b/scheduler/ipp.c
@@ -5356,6 +5356,13 @@ create_local_bg_thread(
     }
   }
 
+  // Validate response from printer...
+  if (!ippValidateAttributes(response))
+  {
+    send_ipp_status(con, IPP_STATUS_ERROR_DEVICE, _("Printer returned invalid data: %s"), cupsGetErrorString());
+    goto finish_response;
+  }
+
   // TODO: Grab printer icon file...
   httpClose(http);