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Last updated: 10/30/2014 12:36:25 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-2878

Original release date: 05/29/2007
Last revised: 11/05/2012
Source: US-CERT/NIST

Overview

The VFAT compat ioctls in the Linux kernel before 2.6.21.2, when run on a 64-bit system, allow local users to corrupt a kernel_dirent struct and cause a denial of service (system crash) via unknown vectors.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.9 (MEDIUM) (AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (10/18/2007)
This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 2.1 or 3.

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 27436
External Source: SECUNIA
Name: 27747
External Source: CONFIRM
Name: http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.2
External Source: OVAL
Name: oval:org.mitre.oval:def:11674
External Source: BID
Name: 24134
Type: Patch Information; Exploit
External Source: VUPEN
Name: ADV-2007-2023
External Source: XF
Name: kernel-vfatioctls-dos(34669)
External Source: SECUNIA
Name: 28626
External Source: REDHAT
Name: RHSA-2007:0939
External Source: UBUNTU
Name: USN-486-1
External Source: UBUNTU
Name: USN-510-1
External Source: DEBIAN
Name: DSA-1479
External Source: SECUNIA
Name: 26760
External Source: SECUNIA
Name: 26133
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
External Source: SECUNIA
Name: 25505
External Source: SECUNIA
Name: 26139
External Source: REDHAT
Name: RHSA-2007:0705
External Source: UBUNTU
Name: USN-489-1
External Source: OSVDB
Name: 35926

References to Check Content

Identifier: oval:org.mitre.oval:def:11674
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

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