CVE-2024-11584: cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode

Q: How do I fix CVE-2024-11584?

cloud-init: upgrade to 25.1.3. Exact commands for each OS are on this page.

Q: Is CVE-2024-11584 being exploited?

CVE-2024-11584 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-11584 affect?

CVE-2024-11584 affects cloud-init. Severity is medium (CVSS 5.9). cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivile

Q: How urgent is CVE-2024-11584?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 5.9UPGRADE

CVE-2024-11584 is a medium-severity flaw (CVSS 5.9) affecting cloud-init. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivileged user could trigger hotplug-hook commands.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.1% (top 96%)
CISA exploited list	No
Weakness	CWE-732
Published	2025-06-26
Last modified	2026-06-17

Publisher (CNA): Canonical Ltd. · Vendor: canonical

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-26 10:15 UTCPublished CVE record published
2026-06-17 06:58 UTCUpdated Record last modified

canonical cloud-init UPGRADE

Affected: < 25.1.3

Fixed in: 25.1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cloud-init || rpm -q cloud-init || cloud-init --version

2. UPGRADE to 25.1.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloud-init

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloud-init

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-11584?

cloud-init: upgrade to 25.1.3. Exact commands for each OS are on this page.

Is CVE-2024-11584 being exploited?

CVE-2024-11584 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-11584 affect?

CVE-2024-11584 affects cloud-init. Severity is medium (CVSS 5.9). cloud-init through 25.1.2 includes the systemd socket unit cloud-init-hotplugd.socket with default SocketMode that grants 0666 permissions, making it world-writable. This is used for the "/run/cloud-init/hook-hotplug-cmd" FIFO. An unprivile

How urgent is CVE-2024-11584?

Priority 22/100. No elevated risk signals yet.

Related CVEs

CVE-2024-6174 HIGH 8.8 UPGRADE When a non-x86 platform is detected, cloud-init grants root access to a hardcoded url with a local IP address

References

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