1From 73bd5d52ae314a17a6b60f7c0ab893c812e714e7 Mon Sep 17 00:00:00 2001
2From: Nick Wellnhofer <wellnhofer@aevum.de>
3Date: Sun, 5 Mar 2023 14:11:55 +0100
4Subject: [PATCH] malloc-fail: Fix type confusion after
5 xmlSchemaFixupTypeAttributeUses
6
7Found with libFuzzer, see #344.
8
9Reference:https://github.com/GNOME/libxml2/commit/73bd5d52ae314a17a6b60f7c0ab893c812e714e7
10Conflict:NA
11---
12 xmlschemas.c | 2 ++
13 1 file changed, 2 insertions(+)
14
15diff --git a/xmlschemas.c b/xmlschemas.c
16index dd79d2e..46cbe0f 100644
17--- a/xmlschemas.c
18+++ b/xmlschemas.c
19@@ -14572,6 +14572,7 @@ xmlSchemaFixupTypeAttributeUses(xmlSchemaParserCtxtPtr pctxt,
20 	    {
21 		PERROR_INT("xmlSchemaFixupTypeAttributeUses",
22 		"failed to expand attributes");
23+                return(-1);
24 	    }
25 	    if (pctxt->attrProhibs->nbItems != 0)
26 		prohibs = pctxt->attrProhibs;
27@@ -14582,6 +14583,7 @@ xmlSchemaFixupTypeAttributeUses(xmlSchemaParserCtxtPtr pctxt,
28 	    {
29 		PERROR_INT("xmlSchemaFixupTypeAttributeUses",
30 		"failed to expand attributes");
31+                return(-1);
32 	    }
33 	}
34     }
35-- 
362.27.0
37
38