libxml2/backport-malloc-fail-Fix-memory-leak-in-xmlSchemaParse.patch
zhuofeng feb7e8218d backport upstream patches
(cherry picked from commit ec64ed27a9add0f7a9bf6ee351ad67302a60c383)
2023-06-20 11:16:46 +08:00

30 lines
899 B
Diff

From cfbc1f48ee6259efaedcdc485d86b90e252da970 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Sun, 5 Mar 2023 14:06:51 +0100
Subject: [PATCH] malloc-fail: Fix memory leak in xmlSchemaParse
Found with libFuzzer, see #344.
Reference:https://github.com/GNOME/libxml2/commit/cfbc1f48ee6259efaedcdc485d86b90e252da970
Conflict:NA
---
xmlschemas.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xmlschemas.c b/xmlschemas.c
index c68103c..fa9d113 100644
--- a/xmlschemas.c
+++ b/xmlschemas.c
@@ -21473,7 +21473,7 @@ xmlSchemaParse(xmlSchemaParserCtxtPtr ctxt)
if (ctxt->constructor == NULL) {
ctxt->constructor = xmlSchemaConstructionCtxtCreate(ctxt->dict);
if (ctxt->constructor == NULL)
- return(NULL);
+ goto exit_failure;
/* Take ownership of the constructor to be able to free it. */
ctxt->ownsConstructor = 1;
}
--
2.27.0