What’s Vulnerable › Vulnerabilities

CVE-2009-4067

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-02-11 · updated 2026-06-16
• Weakness: CWE-120

Description

Buffer overflow in the auerswald_probe function in the Auerswald Linux USB driver for the Linux kernel before 2.6.27 allows physically proximate attackers to execute arbitrary code, cause a denial of service via a crafted USB device, or take full control of the system.

Affected products

• Linux kernel: before 2.6.27 — fixed in 2.6.27
• Red Hat Enterprise Linux: 4.0

How to fix

Upgrade to a fixed version: Linux kernel 2.6.27. Check the vendor advisory for mitigations.

References

• http://labs.mwrinfosecurity.com/files/Advisories/mwri_linux-usb-buffer-overflow_2009-10-29.pdf
• https://bugzilla.redhat.com/show_bug.cgi?id=722393
• http://labs.mwrinfosecurity.com/files/Advisories/mwri_linux-usb-buffer-overflow_2009-10-29.pdf
• https://bugzilla.redhat.com/show_bug.cgi?id=722393

Get alerted when CVE-2009-4067 or the next vulnerability affects your stack