VULNERABILITY INTELLIGENCE

CVE-2009-3939

CVSS score7.1 HIGH

EPSS probability0.44%

CISA KEVNot currently listed

Published2009-11-16

Last modified2026-06-16

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.