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CVE-2009-3939

The poll_mode_io file for the megaraid_sas driver in the Linux kernel 2.6.31.6 and earlier has...

7.1 HighFix available

CVE-2009-3939 is a high vulnerability (CVSS 7.1) in Debian Linux, published November 16, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in linux-2.6 2.6.26-21lenny3.

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
High

Exploit likelihood

0.44%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.1

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.

Record
CVE-2009-3939
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS 2.0
6.6 MediumAV:L/AC:L/Au:N/C:N/I:C/A:C
Weakness
CWE-732
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2009-3939
Updated
2026-11-02
EUVDEUVD-2009-3910 No score

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.

Record
EUVD-2009-3910
Updated
2026-11-03
GitHub AdvisoriesGHSA-3v99-jwxg-37h6 7.1

The poll_mode_io file for the megaraid_sas driver in the Linux kernel 2.6.31.6 and earlier has...

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.

Record
GHSA-3v99-jwxg-37h6
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Weakness
CWE-732
Updated
2026-11-02
OSVopenSUSE-SU-2024:10128-1 No score

kernel-debug-4.8.13-1.1 on GA media

These are all security issues fixed in the kernel-debug-4.8.13-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10128-1
Updated
2026-11-02

Affected products

Show 6 moreShow less

Affected packages

Affected packages
PackageAffectedFixed
linux-2.6
Debian:5.0
 before 2.6.26-21lenny3, plus listed versions
2.6.26-132.6.26-13lenny22.6.26-13lenny2~bpo40+12.6.26-142.6.26-15
Show 22 moreShow less
2.6.26-15lenny12.6.26-15lenny22.6.26-15lenny32.6.26-15~bpo40+12.6.26-15~bpo40+22.6.26-162.6.26-172.6.26-17lenny12.6.26-17lenny22.6.26-17lenny2~bpo40+12.6.26-17~bpo40+12.6.26-182.6.26-192.6.26-19lenny12.6.26-19lenny22.6.26-19~bpo40+12.6.26-202.6.26-20~bpo40+12.6.26-212.6.26-21lenny12.6.26-21lenny22.6.26-21~bpo40+1
2.6.26-21lenny3
kernel-rt
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-debug
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-debug-debuginfo
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-debug-devel
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-debuginfo
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-debuginfo-common
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-devel
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-doc
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-trace
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
Show 85 moreShow less
Affected packages
PackageAffectedFixed
kernel-rt-trace-debuginfo
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-trace-devel
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-vanilla
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-vanilla-debuginfo
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel-rt-vanilla-devel
Red Hat:enterprise_mrg:1::el5
 before 0:2.6.24.7-139.el5rt
0:2.6.24.7-139.el5rt
kernel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-doc
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-doc
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
 before 0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
kernel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-doc
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::as
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-doc
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::desktop
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-doc
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::es
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-debuginfo
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-doc
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-hugemem-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-largesmp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-smp-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-xenU-devel
Red Hat:enterprise_linux:4::ws
 before 0:2.6.9-89.0.20.EL
0:2.6.9-89.0.20.EL
kernel-source
openSUSE:Tumbleweed
 before 4.8.13-1.1
4.8.13-1.1

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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