qt5-qtbase/CVE-2023-45935.patch
lvfei b909fad45d fix qt CVE-2023-45935
(cherry picked from commit 63a4a56709e274b58c5c0ad39f3e3d1c3020f9e4)
2024-04-30 09:10:11 +08:00

32 lines
976 B
Diff

From b349ef7d08deb9d7ee64cf161fdf3a92b0f3f706 Mon Sep 17 00:00:00 2001
From: Liang Qi <liang.qi@qt.io>
Date: 2023-07-31 05:35:11 +0200
Subject: [PATCH] CVE-2023-45935
port invokeMethodImpl() from QScopeGuard to SlotObjUniquePtr
---
src/plugins/platforms/xcb/qxcbatom.cpp | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/plugins/platforms/xcb/qxcbatom.cpp b/src/plugins/platforms/xcb/qxcbatom.cpp
index 78081660..11d356dd 100644
--- a/src/plugins/platforms/xcb/qxcbatom.cpp
+++ b/src/plugins/platforms/xcb/qxcbatom.cpp
@@ -268,8 +268,10 @@ void QXcbAtom::initializeAllAtoms(xcb_connection_t *connection) {
for (i = 0; i < QXcbAtom::NAtoms; ++i) {
xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(connection, cookies[i], nullptr);
- m_allAtoms[i] = reply->atom;
- free(reply);
+ if (reply) {
+ m_allAtoms[i] = reply->atom;
+ free(reply);
+ }
}
}
--
2.27.0