StackPatch is liveSee product

Back to CVE digest
CVE-2021-44225 · cross-distro fix matrix

CVE-2021-44225: 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

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-44225 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • keepalived→ fixed in1:2.1.5-0.2+deb11u1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y keepalived

Debian bookworm

Source: Debian Security Tracker

  • keepalived→ fixed in1:2.2.4-0.2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y keepalived

Debian trixie

Source: Debian Security Tracker

  • keepalived→ fixed in1:2.2.4-0.2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y keepalived

Alpine v3.20

Source: Alpine secdb

  • keepalived→ fixed in2.2.7-r0
    apk update && apk add --upgrade keepalived

Alpine v3.21

Source: Alpine secdb

  • keepalived→ fixed in2.2.7-r0
    apk update && apk add --upgrade keepalived

Alpine edge

Source: Alpine secdb

  • keepalived→ fixed in2.2.7-r0
    apk update && apk add --upgrade keepalived

Alpine v3.18

Source: Alpine secdb

  • keepalived→ fixed in2.2.7-r0
    apk update && apk add --upgrade keepalived

Alpine v3.19

Source: Alpine secdb

  • keepalived→ fixed in2.2.7-r0
    apk update && apk add --upgrade keepalived
Are YOU affected by CVE-2021-44225?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
Form-based quickscan View on NVD
Continuous monitoring beats manual checking

CVE-2021-44225dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)