VULNERABILITY INTELLIGENCE

CVE-2009-3939

CVSS score7.1 HIGH
EPSS probability0.44%
CISA KEVNot currently listed
Published2009-11-16
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Description

The poll_mode_io file for the megaraid_sas driver in the Linux kernel 2.6.31.6 and earlier has world-writable permissions, which allows local users to change the I/O mode of the driver by modifying this file.

Weakness classification

  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references