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.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-1996-1 New Linux 2.6.26 packages fix several vulnerabilities
Ubuntu USN Ubuntu USN USN-864-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T06:45:50.560Z

Reserved: 2009-11-16T00:00:00

Link: CVE-2009-3939

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2009-11-16T19:30:01.000

Modified: 2025-04-09T00:30:58.490

Link: CVE-2009-3939

cve-icon Redhat

Severity : Moderate

Publid Date: 2009-09-28T00:00:00Z

Links: CVE-2009-3939 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses