| 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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3388-1, ELA-834-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| keepalived (PTS) | jessie, jessie (lts) | 1:1.2.13-1+deb8u1 | fixed |
| stretch (lts), stretch | 1:1.3.2-1+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 1:2.0.10-1+deb10u1 | fixed |
| bullseye | 1:2.1.5-0.2+deb11u1 | fixed |
| bookworm | 1:2.2.7-1 | fixed |
| sid, trixie | 1:2.3.1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - keepalived <no-dsa> (Minor issue)
https://github.com/acassen/keepalived/pull/2063
https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d
[jessie] - keepalived <not-affected> (The vulnerable code was introduced later)