CVE catalog

CVE-2011-1784

keepalived: CVE-2011-1784

[CVE catalog]

Severity
Medium
Published
Source
[NVD] · [CVE record]
EPSS
0.37% · Oct 25, 2026

The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debiankeepalivedsid1:2.3.4-1fixed
Debiankeepalivedforky1:2.3.4-1fixed
Debiankeepalivedtrixie1:2.3.3-1fixed
Debiankeepalivedbookworm1:2.2.7-1fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debiankeepalivedsourcesid1:1.2.2-2lowNot reported[626281]
Debiankeepalivedsourceforky1:1.2.2-2lowNot reported[626281]
Debiankeepalivedsourcetrixie1:1.2.2-2lowNot reported[626281]
Debiankeepalivedsourcebookworm1:1.2.2-2lowNot reported[626281]

[Debian bug #626281]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [keepalived]Fixed

    Source package: [keepalived]

    Details (2)

    • 1:2.2.7-1+b2 · amd64 · bookworm

      Fixed · Fixed: 1:1.2.2-2

      dsa · keepalived · debian · bookworm; dsa · keepalived · debian · 12

    • 1:2.2.7-1+b2 · arm64 · bookworm

      Fixed · Fixed: 1:1.2.2-2

      dsa · keepalived · debian · bookworm; dsa · keepalived · debian · 12

[Debian 13 (Trixie)]

  • [keepalived]Fixed
    Details (2)

    • 1:2.3.3-1 · amd64 · trixie

      Fixed · Fixed: 1:1.2.2-2

      dsa · keepalived · debian · 13

    • 1:2.3.3-1 · arm64 · trixie

      Fixed · Fixed: 1:1.2.2-2

      dsa · keepalived · debian · 13

Observed:

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]