Search/CVE-2009-3939
● CVE — High

CVE-2009-3939

Vendordebian, suse, linux, canonical, redhatProductdebian linux, linux enterprise desktop, linux enterprise server, linux kernel, ubuntu linux, enterprise linux eus, enterprise linux server, enterprise linux desktop, enterprise linux workstation, virtualization, opensuse, aura communication manager, aura application enablement services, aura session manager, aura system manager, aura sip enablement services, aura system platform, voice portalDiscoveredNov 16, 2009UpdatedApr 23, 2026

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.

CVSS v3.1
7.1 HIGH
EPSS
0.44%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
Timeline
disclosure → media coverage
Nov 16, 2009
Disclosure — published as a CVE record. · last revised by NVD Apr 23, 2026