fix CVE-2024-25062

Signed-off-by: willwolf <hehuazhen@huawei.com>
This commit is contained in:
willwolf 2024-02-19 14:37:40 +08:00
parent 0ea5964d22
commit aac584434e
2 changed files with 36 additions and 1 deletions

View File

@ -0,0 +1,29 @@
From 2b0aac140d739905c7848a42efc60bfe783a39b7 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 979385a13..fefd68e0b 100644
--- a/xmlreader.c
+++ b/xmlreader.c
@@ -1443,6 +1443,7 @@ 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

View File

@ -1,7 +1,7 @@
Summary: Library providing XML and HTML support Summary: Library providing XML and HTML support
Name: libxml2 Name: libxml2
Version: 2.9.14 Version: 2.9.14
Release: 9 Release: 10
License: MIT License: MIT
Group: Development/Libraries Group: Development/Libraries
Source: https://download.gnome.org/sources/%{name}/2.9/%{name}-%{version}.tar.xz Source: https://download.gnome.org/sources/%{name}/2.9/%{name}-%{version}.tar.xz
@ -189,6 +189,7 @@ Patch6167: backport-malloc-fail-Fix-null-deref-after-xmlXIncludeNewRef.patch
Patch6168: backport-xpath-Ignore-entity-ref-nodes-when-computing-node-ha.patch Patch6168: backport-xpath-Ignore-entity-ref-nodes-when-computing-node-ha.patch
Patch6169: backport-SAX-Always-initialize-SAX1-element-handlers.patch Patch6169: backport-SAX-Always-initialize-SAX1-element-handlers.patch
Patch6170: backport-CVE-2023-45322.patch Patch6170: backport-CVE-2023-45322.patch
Patch6171: backport-CVE-2024-25062.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-root BuildRoot: %{_tmppath}/%{name}-%{version}-root
BuildRequires: python3-devel BuildRequires: python3-devel
@ -344,6 +345,11 @@ rm -fr %{buildroot}
%changelog %changelog
* Mon Feb 19 2024 hehuazhen <hehuazhen@huawei.com> - 2.9.14-10
- Type:CVE
- SUG:NA
- DESC:fix CVE-2024-25062
* Mon Oct 16 2023 BruceGW <gyl93216@163.com> - 2.9.14-9 * Mon Oct 16 2023 BruceGW <gyl93216@163.com> - 2.9.14-9
- Type:CVE - Type:CVE
- CVE:CVE-2023-45322 - CVE:CVE-2023-45322