CVE-2009-0028

2.1 LOW 0.7% exploit odds No fix listed

What it is

The clone system call in the Linux kernel 2.6.28 and earlier allows local users to send arbitrary signals to a parent process from an unprivileged child process by launching an additional child process with the CLONE_PARENT flag, and then letting this new process exit.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. Limited direct impact.
Exploit odds: 0.7% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2009-02-27 17:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:04 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.7% in the next 30 days (EPSS).
Severity: 2.1 LOW (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2009-02-27 17:30 UTC
Last modified: 2026-06-16 23:04 UTC
Exploit probability: 0.7% · EPSS, next 30 days
Weakness: CWE-264
Record status: Modified

Affected

Linux Kernel ≤ 2.6.28
Linux Kernel 2.2.27
Linux Kernel 2.4.36
Linux Kernel 2.4.36.1
Linux Kernel 2.4.36.2
Linux Kernel 2.4.36.3
Linux Kernel 2.4.36.4
Linux Kernel 2.4.36.5

Attack profile CVSS 2.0 · 2.1

Attack vector: Local
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:L/AC:L/Au:N/C:N/I:N/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2009-0028.md and follow it. Check whether this project is affected by CVE-2009-0028. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record