CVE-2024-25062漏洞修补

Signed-off-by: @ran-zhao-yu <ranzhaoyu1@huawei.com>
This commit is contained in:
@ran-zhao-yu
2024-02-28 07:07:37 +00:00
parent dbb7174883
commit 65eff78cfd
2 changed files with 31 additions and 1 deletions
+29
View File
@@ -0,0 +1,29 @@
From 92721970884fcc13305cb8e23cdc5f0dd7667c2c Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Sat, 14 Oct 2023 22:45:54 +0200
Subject: [PATCH] [CVE-2024-25062] xmlreader: Don't expand XIncludes when
backtracking
Fixes a use-after-free if XML Reader if used with DTD validation and
XInclude expansion.
Fixes #604.
---
xmlreader.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/xmlreader.c b/xmlreader.c
index 5c37738e..1f903306 100644
--- a/xmlreader.c
+++ b/xmlreader.c
@@ -1378,6 +1378,7 @@ node_found:
* Handle XInclude if asked for
*/
if ((reader->xinclude) && (reader->in_xinclude == 0) &&
+ (reader->state != XML_TEXTREADER_BACKTRACK) &&
(reader->node != NULL) &&
(reader->node->type == XML_ELEMENT_NODE) &&
(reader->node->ns != NULL) &&
--
GitLab
+2 -1
View File
@@ -57,7 +57,8 @@ def do_patch(args, target_dir):
"backport-schemas-Fix-null-pointer-deref-in-xmlSchemaCheckCOSS.patch",
"libxml2-multilib.patch",
"Fix-CVE-2023-45322-pre-patch.patch",
"Fix-CVE-2023-45322.patch"
"Fix-CVE-2023-45322.patch",
"Fix-CVE-2023-25062.patch"
]
for patch in patch_file: