Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 2.6.31.6 |
| Redhat | Virtualization | 5 |
| Redhat | Enterprise Linux Desktop | 5.0 |
| Redhat | Enterprise Linux Eus | 5.4 |
| Redhat | Enterprise Linux Server | 5.0 |
| Redhat | Enterprise Linux Workstation | 5.0 |
| Canonical | Ubuntu Linux | 6.06 |
| Debian | Debian Linux | 5.0 |
| Avaya | Aura Application Enablement Services | 5.2 |
| Avaya | Aura Communication Manager | 5.2 |
| Avaya | Aura Session Manager | 1.1 |
| Avaya | Aura Sip Enablement Services | 5.2 |
| Avaya | Aura System Manager | 5.2 |
| Avaya | Aura System Platform | 1.1 |
| Avaya | Voice Portal | 5.0 |
| Opensuse | Opensuse | 11.0 |
| Suse | Linux Enterprise Desktop | 10 |
| Suse | Linux Enterprise Server | 10 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00002.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.htmlMailing List
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00000.htmlMailing List
- http://osvdb.org/60201Broken Link
- http://secunia.com/advisories/37909Broken Link
- http://secunia.com/advisories/38017Broken Link
- http://secunia.com/advisories/38276Broken Link
- http://secunia.com/advisories/38492Broken Link
- http://secunia.com/advisories/38779Broken Link
- http://support.avaya.com/css/P8/documents/100073666Third Party Advisory
- http://www.debian.org/security/2010/dsa-1996Third Party Advisory
FAQ
What is CVE-2009-3939?
CVE-2009-3939 is a vulnerability with a CVSS score of 7.1 (HIGH). 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 th...
How severe is CVE-2009-3939?
CVE-2009-3939 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-3939?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Virtualization, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus, Redhat Enterprise Linux Server.