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
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | keepalived | 1:2.2.4-0.2 | — |
| Debian 13 | keepalived | 1:2.2.4-0.2 | — |
| Debian 12 | keepalived | 1:2.2.4-0.2 | — |
| Debian 10 | keepalived | 1:2.0.10-1+deb10u1 | DLA-3388-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | keepalived | 1:2.2.4-0.2 | — |
| Ubuntu 20.04 LTS | keepalived | 1:2.0.19-2ubuntu0.1 | USN-5188-1 |
| Ubuntu 18.04 LTS | keepalived | 1:1.3.9-1ubuntu0.18.04.3 | USN-5188-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | keepalived | 2.1.5-8.el8 | RHSA-2022:1930 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | keepalived | 2.1.5-8.el8 | ALSA-2022:1930 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | keepalived | 2.1.5-8.el8 | RLSA-2022:1930 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | keepalived | 2.2.2-150400.3.5.1 | SUSE-SU-2022:3232-1 |
| SLES 15 SP3 | keepalived | 2.0.19-150100.3.6.1 | SUSE-SU-2022:2923-1 |
| SLES 15 SP2 | keepalived | 2.0.19-150100.3.6.1 | SUSE-SU-2022:2923-1 |
| SLES 15 SP1 | keepalived | 2.0.19-150100.3.6.1 | SUSE-SU-2022:2923-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE OpenStack Cloud Crowbar 9 | keepalived | 2.0.19-3.6.1 | SUSE-SU-2022:3235-1 |
| SUSE OpenStack Cloud Crowbar 8 | keepalived | 2.0.19-3.9.1 | SUSE-SU-2022:3234-1 |
| SUSE OpenStack Cloud 9 | keepalived | 2.0.19-3.6.1 | SUSE-SU-2022:3235-1 |
| SUSE OpenStack Cloud 8 | keepalived | 2.0.19-3.9.1 | SUSE-SU-2022:3234-1 |
| SUSE HPE Helion OpenStack 8 | keepalived | 2.0.19-3.9.1 | SUSE-SU-2022:3234-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | keepalived | 2.2.7-1.1 | openSUSE-SU-2024:11888-1 |
| openSUSE Leap 15.4 | keepalived | 2.2.2-150400.3.5.1 | SUSE-SU-2022:3232-1 |
| openSUSE Leap 15.3 | keepalived | 2.0.19-150100.3.6.1 | SUSE-SU-2022:2923-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | keepalived | 2.2.7-r0 | — |
| Alpine v3.23 | keepalived | 2.2.7-r0 | — |
| Alpine v3.22 | keepalived | 2.2.7-r0 | — |
| Alpine v3.21 | keepalived | 2.2.7-r0 | — |
| Alpine v3.20 | keepalived | 2.2.7-r0 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | keepalived | 2.2.7-r0 | — |
| Alpine v3.18 | keepalived | 2.2.7-r0 | — |
| Alpine v3.17 | keepalived | 2.2.7-r0 | — |
| Alpine v3.16 | keepalived | 2.2.7-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | keepalived | 1.3.5-16.amzn2.0.4 | ALAS2-2023-2168 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | keepalived | 2.2.7-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | keepalived | 2.1.5-8.el8 | ELSA-2022-1930 |
Advisories 14
- ALSA-2022:1930 Moderate: keepalived security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- DLA-3388-1 keepalived - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-5188-1 keepalived vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- RLSA-2022:1930 Moderate: keepalived security and bug fix update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:3235-1 Security update for keepalived SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2923-1 Security update for keepalived SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11888-1 keepalived-2.2.7-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3232-1 Security update for keepalived SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2022:1930 Red Hat Security Advisory: keepalived security and bug fix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- SUSE-SU-2022:3234-1 Security update for keepalived SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-1591 Juniper JUNOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2024
- ALAS2-2023-2168 Moderate: keepalived security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jul 25, 2023
- WID-SEC-2023-1885 Red Hat Enterprise Linux (keepalived): Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen BSI CERT-Bund (WID) · Jul 25, 2023
- ELSA-2022-1930 Moderate: keepalived security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 17, 2022
References
- https://github.com/acassen/keepalived/pull/2063
- https://github.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3d
- FEDORA-2021-255eff1bb5 vendor-advisory
- FEDORA-2021-0cda131052 vendor-advisory
- [debian-lts-announce] 20230410 [SECURITY] [DLA 3388-1] keepalived security update mailing-list