Fix use after free related to CVE-2024-21886

Resolves: RHEL-20389

Fix copy/paste error in the DeviceStateNotify
Resolves: RHEL-20533
This commit is contained in:
Jan Grulich 2024-02-07 12:49:00 +01:00
parent 75082cdb91
commit 7654aeef3b
2 changed files with 43 additions and 1 deletions

View File

@ -5,7 +5,7 @@
Name: tigervnc Name: tigervnc
Version: 1.13.1 Version: 1.13.1
Release: 7%{?dist} Release: 8%{?dist}
Summary: A TigerVNC remote display system Summary: A TigerVNC remote display system
%global _hardened_build 1 %global _hardened_build 1
@ -37,6 +37,11 @@ Patch100: tigervnc-xserver120.patch
# 1326867 - [RHEL7.3] GLX applications in an Xvnc session fails to start # 1326867 - [RHEL7.3] GLX applications in an Xvnc session fails to start
Patch101: 0001-rpath-hack.patch Patch101: 0001-rpath-hack.patch
# XServer patches
# CVE-2024-0229
# https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1251
Patch200: xorg-CVE-2024-0229-followup.patch
BuildRequires: make BuildRequires: make
BuildRequires: gcc-c++ BuildRequires: gcc-c++
BuildRequires: gettext BuildRequires: gettext
@ -185,6 +190,7 @@ for all in `find . -type f -perm -001`; do
done done
%patch100 -p1 -b .xserver120-rebased %patch100 -p1 -b .xserver120-rebased
%patch101 -p1 -b .rpath %patch101 -p1 -b .rpath
%patch200 -p1 -b .xorg-CVE-2024-0229-followup
popd popd
%patch1 -p1 -b .use-gnome-as-default-session %patch1 -p1 -b .use-gnome-as-default-session
@ -378,6 +384,10 @@ fi
%ghost %verify(not md5 size mode mtime) %{_sharedstatedir}/selinux/%{selinuxtype}/active/modules/200/%{modulename} %ghost %verify(not md5 size mode mtime) %{_sharedstatedir}/selinux/%{selinuxtype}/active/modules/200/%{modulename}
%changelog %changelog
* Wed Feb 07 2024 Jan Grulich <jgrulich@redhat.com> - 1.13.1-8
- Fix copy/paste error in the DeviceStateNotify
Resolves: RHEL-20533
* Mon Jan 22 2024 Jan Grulich <jgrulich@redhat.com> - 1.13.1-7 * Mon Jan 22 2024 Jan Grulich <jgrulich@redhat.com> - 1.13.1-7
- Fix CVE-2024-21886 tigervnc: xorg-x11-server: heap buffer overflow in DisableDevice - Fix CVE-2024-21886 tigervnc: xorg-x11-server: heap buffer overflow in DisableDevice
Resolves: RHEL-20389 Resolves: RHEL-20389

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@ -0,0 +1,32 @@
From 133e0d651c5d12bf01999d6289e84e224ba77adc Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Mon, 22 Jan 2024 14:22:12 +1000
Subject: [PATCH] dix: fix valuator copy/paste error in the DeviceStateNotify
event
Fixes 219c54b8a3337456ce5270ded6a67bcde53553d5
---
dix/enterleave.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/dix/enterleave.c b/dix/enterleave.c
index 7b7ba1098b..c1e6ac600e 100644
--- a/dix/enterleave.c
+++ b/dix/enterleave.c
@@ -619,11 +619,11 @@ FixDeviceValuator(DeviceIntPtr dev, deviceValuator * ev, ValuatorClassPtr v,
ev->first_valuator = first;
switch (ev->num_valuators) {
case 6:
- ev->valuator2 = v->axisVal[first + 5];
+ ev->valuator5 = v->axisVal[first + 5];
case 5:
- ev->valuator2 = v->axisVal[first + 4];
+ ev->valuator4 = v->axisVal[first + 4];
case 4:
- ev->valuator2 = v->axisVal[first + 3];
+ ev->valuator3 = v->axisVal[first + 3];
case 3:
ev->valuator2 = v->axisVal[first + 2];
case 2:
--
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