CVE-2021-44225

Name	CVE-2021-44225
Description	In Keepalived through 2.2.4, the D-Bus policy does not sufficiently restrict the message destination, allowing any user to inspect and manipulate any property. This leads to access-control bypass in some situations in which an unrelated D-Bus system service has a settable (writable) property
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
keepalived (PTS)	buster	1:2.0.10-1	vulnerable
	bullseye	1:2.1.5-0.2+deb11u1	fixed
	bookworm, sid	1:2.2.7-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
keepalived	source	bullseye	1:2.1.5-0.2+deb11u1
keepalived	source	(unstable)	1:2.2.4-0.2

Notes

[buster] - keepalived <no-dsa> (Minor issue)
[stretch] - keepalived <no-dsa> (Minor issue)
https://github.com/acassen/keepalived/pull/2063
https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d