CWE
264
Advisory Published
CVE Published
Updated

CVE-2009-3889

First published: Mon Sep 28 2009(Updated: )

The dbg_lvl file for the megaraid_sas driver in the Linux kernel before 2.6.27 has world-writable permissions, which allows local users to change the (1) behavior and (2) logging level of the driver by modifying this file.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/kernel-rt<0:2.6.24.7-139.el5
0:2.6.24.7-139.el5
redhat/kernel<0:2.6.18-164.11.1.el5
0:2.6.18-164.11.1.el5
Linux Kernel=2.6.20.6
Linux Kernel=2.6.20.9
Linux Kernel=2.6.11
Linux Kernel=2.6.23.4
Linux Kernel=2.6.22.15
Linux Kernel=2.6.16.16
Linux Kernel=2.6.18.7
Linux Kernel=2.6.17.12
Linux Kernel=2.6.16.39
Linux Kernel=2.6.21
Linux Kernel=2.6.16.9
Linux Kernel=2.6.17.9
Linux Kernel=2.6.11.2
Linux Kernel=2.6.15.3
Linux Kernel=2.6.11.10
Linux Kernel=2.6.24.7
Linux Kernel=2.6.1
Linux Kernel=2.6.16.43
Linux Kernel=2.6.16.6
Linux Kernel=2.6.16.8
Linux Kernel=2.6.20.13
Linux Kernel=2.6.22.4
Linux Kernel=2.6.14.7
Linux Kernel=2.6.13
Linux Kernel=2.6.17.2
Linux Kernel=2.6.13.3
Linux Kernel=2.6.23.13
Linux Kernel=2.6.11.8
Linux Kernel=2.6.24.2
Linux Kernel=2.6.16.34
Linux Kernel=2.6.22.21
Linux Kernel=2.6.23.7
Linux Kernel=2.6.17.8
Linux Kernel=2.6.14.4
Linux Kernel=2.6.14
Linux Kernel=2.6.17.4
Linux Kernel=2.6.16.18
Linux Kernel=2.6.17.14
Linux Kernel=2.6.10
Linux Kernel=2.6.23.8
Linux Kernel=2.6.16.45
Linux Kernel=2.6.22.12
Linux Kernel=2.6.14.3
Linux Kernel=2.6.18.3
Linux Kernel=2.6.16.37
Linux Kernel=2.6.11.6
Linux Kernel=2.6.16.48
Linux Kernel=2.6.11.11
Linux Kernel=2.6.16.13
Linux Kernel=2.6.21.6
Linux Kernel=2.6.22.1
Linux Kernel=2.6.16.4
Linux Kernel=2.6.23.16
Linux Kernel=2.6.17.3
Linux Kernel=2.6.24.1
Linux Kernel=2.6.20.5
Linux Kernel=2.6.22
Linux Kernel=2.6.16.15
Linux Kernel=2.6.15.6
Linux Kernel=2.6.20.16
Linux Kernel=2.6.15.1
Linux Kernel=2.6.11.5
Linux Kernel=2.6.19.3
Linux Kernel=2.6.19.4
Linux Kernel=2.6.19.1
Linux Kernel=2.6.18.4
Linux Kernel=2.6.16.1
Linux Kernel=2.6.18.1
Linux Kernel=2.6.20.21
Linux Kernel=2.6.23.1
Linux Kernel=2.6.2
Linux Kernel=2.6.14.5
Linux Kernel=2.6.13.2
Linux Kernel=2.6.17.5
Linux Kernel=2.6.18.5
Linux Kernel=2.6.21.1
Linux Kernel=2.6.16.32
Linux Kernel=2.6.13.5
Linux Kernel=2.6.16.57
Linux Kernel=2.6.16.49
Linux Kernel=2.6.17
Linux Kernel=2.6.24
Linux Kernel=2.6.19.2
Linux Kernel=2.6.21.4
Linux Kernel=2.6.16.11
Linux Kernel=2.6.20.17
Linux Kernel=2.6.16.14
Linux Kernel=2.6.20.12
Linux Kernel=2.6.16.25
Linux Kernel=2.6.16.21
Linux Kernel=2.6.16.33
Linux Kernel=2.6.16.28
Linux Kernel=2.6.17.10
Linux Kernel=2.6.21.5
Linux Kernel=2.6.14.1
Linux Kernel=2.6.23.15
Linux Kernel=2.6.16.23
Linux Kernel=2.6.12.5
Linux Kernel=2.6.15.7
Linux Kernel=2.6.20
Linux Kernel=2.6.23.10
Linux Kernel=2.6.22.7
Linux Kernel=2.6.16.3
Linux Kernel=2.6.20.20
Linux Kernel=2.6.16.36
Linux Kernel=2.6.14.6
Linux Kernel=2.6.12.1
Linux Kernel=2.6.11.9
Linux Kernel=2.6.16.46
Linux Kernel=2.6.17.1
Linux Kernel=2.6.20.8
Linux Kernel=2.6.20.15
Linux Kernel=2.6.22.18
Linux Kernel=2.6.0
Linux Kernel=2.6.16.54
Linux Kernel=2.6.13.4
Linux Kernel=2.6.22.20
Linux Kernel=2.6.20.18
Linux Kernel=2.6.23.9
Linux Kernel=2.6.22.6
Linux Kernel=2.6.23.3
Linux Kernel=2.6.18.8
Linux Kernel=2.6.22.3
Linux Kernel=2.6.12.2
Linux Kernel=2.6.16.31
Linux Kernel=2.6.16.26
Linux Kernel=2.6.16.62
Linux Kernel=2.6.18.2
Linux Kernel=2.6.16.29
Linux Kernel=2.6.24.4
Linux Kernel=2.6.22.9
Linux Kernel=2.6.20.11
Linux Kernel=2.6.19
Linux Kernel=2.6.20.3
Linux Kernel=2.6.16
Linux Kernel=2.6.22.13
Linux Kernel=2.6.19.7
Linux Kernel=2.6.21.3
Linux Kernel=2.6.24.5
Linux Kernel=2.6.16.51
Linux Kernel=2.6.15.2
Linux Kernel=2.6.20.19
Linux Kernel=2.6.16.22
Linux Kernel=2.6.22.17
Linux Kernel=2.6.16.58
Linux Kernel=2.6.16.40
Linux Kernel=2.6.16.47
Linux Kernel=2.6.16.42
Linux Kernel=2.6.23.14
Linux Kernel=2.6.17.11
Linux Kernel=2.6.16.10
Linux Kernel=2.6.12.4
Linux Kernel=2.6.16.41
Linux Kernel=2.6.16.52
Linux Kernel=2.6.11.3
Linux Kernel=2.6.20.10
Linux Kernel=2.6.16.24
Linux Kernel=2.6.22.11
Linux Kernel=2.6.16.55
Linux Kernel=2.6.23
Linux Kernel=2.6.12.3
Linux Kernel=2.6.22.10
Linux Kernel=2.6.23.17
Linux Kernel=2.6.23.2
Linux Kernel=2.6.21.7
Linux Kernel=2.6.16.30
Linux Kernel=2.6.21.2
Linux Kernel=2.6.15.4
Linux Kernel=2.6.16.59
Linux Kernel=2.6.16.38
Linux Kernel=2.6.16.17
Linux Kernel=2.6.20.2
Linux Kernel=2.6.22.22
Linux Kernel=2.6.16.12
Linux Kernel=2.6.16.27
Linux Kernel=2.6.16.53
Linux Kernel=2.6.12.6
Linux Kernel=2.6.17.7
Linux Kernel=2.6.20.1
Linux Kernel=2.6.11.7
Linux Kernel=2.6.16.2
Linux Kernel=2.6.24.6
Linux Kernel=2.6.18.6
Linux Kernel=2.6.15
Linux Kernel=2.6.16.44
Linux Kernel=2.6.23.12
Linux Kernel=2.6.16.35
Linux Kernel=2.6.19.6
Linux Kernel=2.6.16.50
Linux Kernel=2.6.23.5
Linux Kernel=2.6.22.8
Linux Kernel=2.6.14.2
Linux Kernel=2.6.16.61
Linux Kernel=2.6.19.5
Linux Kernel=2.6.18
Linux Kernel=2.6.20.4
Linux Kernel=2.6.17.6
Linux Kernel=2.6.23.6
Linux Kernel=2.6.16.7
Linux Kernel=2.6.17.13
Linux Kernel=2.6.16.60
Linux Kernel=2.6.22.2
Linux Kernel=2.6.16.56
Linux Kernel=2.6.22.19
Linux Kernel=2.6.24.3
Linux Kernel<=2.6.26
Linux Kernel=2.6.25
Linux Kernel=2.6.20.14
Linux Kernel=2.6.22.5
Linux Kernel=2.6.20.7
Linux Kernel=2.6.16.5
Linux Kernel=2.6.11.4
Linux Kernel=2.6.16.19
Linux Kernel=2.6.11.12
Linux Kernel=2.6.16.20
Linux Kernel=2.6.15.5
Linux Kernel=2.6.22.16
Linux Kernel=2.6.11.1
Linux Kernel=2.6.13.1
Linux Kernel=2.6.23.11
Linux Kernel=2.6.22.14
Linux Kernel=2.6.12

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Reference Links

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(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2009-3889?

    CVE-2009-3889 is considered a medium severity vulnerability due to its potential for unauthorized local access and manipulation of driver settings.

  • How do I fix CVE-2009-3889?

    To fix CVE-2009-3889, update the affected Linux kernel to a version that addresses the world-writable permissions of the dbg_lvl file.

  • Which versions of the Linux kernel are affected by CVE-2009-3889?

    CVE-2009-3889 affects Linux kernel versions prior to 2.6.27 and specific versions such as 2.6.20.6 and 2.6.24.7.

  • What is the impact of CVE-2009-3889 on systems?

    The impact of CVE-2009-3889 includes the ability for local users to alter the behavior and logging levels of the megaraid_sas driver, which could lead to system instability.

  • Is CVE-2009-3889 related to driver security?

    Yes, CVE-2009-3889 is related to driver security as it involves the megaraid_sas driver in the Linux kernel having insecure file permissions.

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