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[meta-networking,kirkstone,10/10] keepalived: patch CVE-2021-44225

Message ID 20251027141557.1893563-10-skandigraun@gmail.com
State New
Headers show
Series [meta-initramfs,kirkstone,01/10] klibc: patch CVE-2021-31870 | expand

Commit Message

Gyorgy Sarvari Oct. 27, 2025, 2:15 p.m. UTC 
Details: https://nvd.nist.gov/vuln/detail/CVE-2021-44225

Pick patch mentioned in the nvd report.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
---
 .../keepalived/CVE-2021-44225.patch           | 41 +++++++++++++++++++
 .../keepalived/keepalived_2.2.2.bb            |  1 +
 2 files changed, 42 insertions(+)
 create mode 100644 meta-networking/recipes-daemons/keepalived/keepalived/CVE-2021-44225.patch
diff mbox series

Patch

diff --git a/meta-networking/recipes-daemons/keepalived/keepalived/CVE-2021-44225.patch b/meta-networking/recipes-daemons/keepalived/keepalived/CVE-2021-44225.patch
new file mode 100644
index 0000000000..01737c5734
--- /dev/null
+++ b/meta-networking/recipes-daemons/keepalived/keepalived/CVE-2021-44225.patch
@@ -0,0 +1,41 @@ 
+From 585788ee03bfe204a2a796a5f096a499a02c65db Mon Sep 17 00:00:00 2001
+From: Vincent Bernat <vincent@bernat.ch>
+Date: Tue, 23 Nov 2021 06:50:59 +0100
+Subject: [PATCH] dbus: fix policy to not be overly broad
+
+The DBus policy did not restrict the message destination, allowing any
+user to inspect and manipulate any property.
+
+CVE: CVE-2021-44225
+Upstream-Status: Backport [https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d]
+
+Signed-off-by: Vincent Bernat <vincent@bernat.ch>
+---
+ keepalived/dbus/org.keepalived.Vrrp1.conf | 13 ++++++++-----
+ 1 file changed, 8 insertions(+), 5 deletions(-)
+
+diff --git a/keepalived/dbus/org.keepalived.Vrrp1.conf b/keepalived/dbus/org.keepalived.Vrrp1.conf
+index 2b78a57..b5ced60 100644
+--- a/keepalived/dbus/org.keepalived.Vrrp1.conf
++++ b/keepalived/dbus/org.keepalived.Vrrp1.conf
+@@ -3,12 +3,15 @@
+  "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
+ <busconfig>
+ 	<policy user="root">
+-		<allow own="org.keepalived.Vrrp1"/>
+-		<allow send_destination="org.keepalived.Vrrp1"/>
++		<allow own="org.keepalived.Vrrp1" />
++		<allow send_destination="org.keepalived.Vrrp1" />
+ 	</policy>
+ 	<policy context="default">
+-		<allow send_interface="org.freedesktop.DBus.Introspectable" />
+-		<allow send_interface="org.freedesktop.DBus.Peer" />
+-		<allow send_interface="org.freedesktop.DBus.Properties" />
++		<allow send_destination="org.keepalived.Vrrp1"
++		       send_interface="org.freedesktop.DBus.Introspectable" />
++		<allow send_destination="org.keepalived.Vrrp1"
++		       send_interface="org.freedesktop.DBus.Peer" />
++		<allow send_destination="org.keepalived.Vrrp1"
++		       send_interface="org.freedesktop.DBus.Properties" />
+ 	</policy>
+ </busconfig>
diff --git a/meta-networking/recipes-daemons/keepalived/keepalived_2.2.2.bb b/meta-networking/recipes-daemons/keepalived/keepalived_2.2.2.bb
index 204d2fd116..ca476f8605 100644
--- a/meta-networking/recipes-daemons/keepalived/keepalived_2.2.2.bb
+++ b/meta-networking/recipes-daemons/keepalived/keepalived_2.2.2.bb
@@ -12,6 +12,7 @@  LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
 
 SRC_URI = "http://www.keepalived.org/software/${BP}.tar.gz \
            file://0001-layer4-Change-order-of-include-files.patch \
+           file://CVE-2021-44225.patch \
            "
 SRC_URI[sha256sum] = "103692bd5345a4ed9f4581632ea636214fdf53e45682e200aab122c4fa674ece"
 UPSTREAM_CHECK_URI = "https://github.com/acassen/keepalived/releases"