CVE-2006-3626

6.2 MEDIUM 2% exploit odds No fix listed

What it is

Race condition in Linux kernel 2.6.17.4 and earlier allows local users to gain root privileges by using prctl with PR_SET_DUMPABLE in a way that causes /proc/self/environ to become setuid root.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 2.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2006-07-18 15:46 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:27 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.2% in the next 30 days (EPSS).
Severity: 6.2 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2006-07-18 15:46 UTC
Last modified: 2026-06-16 22:27 UTC
Exploit probability: 2.2% · EPSS, next 30 days
Record status: Modified

Affected

Linux Kernel 2.6.16
Linux Kernel 2.6.16.1
Linux Kernel 2.6.16.2
Linux Kernel 2.6.16.3
Linux Kernel 2.6.16.4
Linux Kernel 2.6.16.5
Linux Kernel 2.6.16.6
Linux Kernel 2.6.16.7

Attack profile CVSS 2.0 · 6.2

Attack vector: Local
Complexity: High
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

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

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-2006-3626.md and follow it. Check whether this project is affected by CVE-2006-3626. 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