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Last updated: 9/16/2014 12:50:11 AM

CVE Publication rate: 26.07

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National Cyber Awareness System

Vulnerability Summary for CVE-2012-2313

Original release date: 06/13/2012
Last revised: 02/13/2013
Source: US-CERT/NIST

Overview

The rio_ioctl function in drivers/net/ethernet/dlink/dl2k.c in the Linux kernel before 3.3.7 does not restrict access to the SIOCSMIIREG command, which allows local users to write data to an Ethernet adapter via an ioctl call.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 1.2 (LOW) (AV:L/AC:H/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 1.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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External Source: BID
Name: 53965
External Source: MLIST
Name: [oss-security] 20120504 Re: CVE Request: more tight ioctl permissions in dl2k driver
External Source: REDHAT
Name: RHSA-2012:1481
External Source: CONFIRM
Name: https://github.com/torvalds/linux/commit/1bb57e940e1958e40d51f2078f50c3a96a9b2d75
Type: Patch Information; Exploit
External Source: REDHAT
Name: RHSA-2012:1589
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=818820
External Source: CONFIRM
Name: http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.7
External Source: REDHAT
Name: RHSA-2012:1174
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1bb57e940e1958e40d51f2078f50c3a96a9b2d75
Type: Patch Information
External Source: REDHAT
Name: RHSA-2012:1541

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)