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

31 lines
854 B
Diff

From 97086fd76b21fee6e41c13921c450411442d9da6 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Tue, 14 Feb 2023 14:45:58 +0100
Subject: [PATCH] malloc-fail: Fix memory leak in xmlParserInputBufferCreateMem
Found with libFuzzer, see #344.
Reference:https://github.com/GNOME/libxml2/commit/97086fd76b21fee6e41c13921c450411442d9da6
Conflict:NA
---
xmlIO.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xmlIO.c b/xmlIO.c
index 71c9fbf..edf31e8 100644
--- a/xmlIO.c
+++ b/xmlIO.c
@@ -2953,7 +2953,7 @@ xmlParserInputBufferCreateMem(const char *mem, int size, xmlCharEncoding enc) {
ret->closecallback = NULL;
errcode = xmlBufAdd(ret->buffer, (const xmlChar *) mem, size);
if (errcode != 0) {
- xmlFree(ret);
+ xmlFreeParserInputBuffer(ret);
return(NULL);
}
}
--
2.27.0