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Last updated: 7/28/2014 6:37:18 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-3739

Original release date: 09/13/2007
Last revised: 08/21/2010
Source: US-CERT/NIST

Overview

mm/mmap.c in the hugetlb kernel, when run on PowerPC systems, does not prevent stack expansion from entering into reserved kernel page memory, which allows local users to cause a denial of service (OOPS) via unspecified vectors.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.7 (MEDIUM) (AV:L/AC:M/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Medium
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.

References to Advisories, Solutions, and Tools

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External Source: OVAL
Name: oval:org.mitre.oval:def:11455
External Source: XF
Name: kernel-stack-expansion-dos(36592)
External Source: SECUNIA
Name: 29058
External Source: MLIST
Name: [lkml] 20070129 [PATCH] Don't allow the stack to grow into hugetlb reserved regions
External Source: DEBIAN
Name: DSA-1504
External Source: SECUNIA
Name: 27913
External Source: SECUNIA
Name: 27436
External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=253313
External Source: SECUNIA
Name: 26760
Type: Advisory
External Source: SECUNIA
Name: 27747
External Source: UBUNTU
Name: USN-518-1
External Source: DEBIAN
Name: DSA-1378
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
External Source: REDHAT
Name: RHSA-2007:0939
External Source: REDHAT
Name: RHSA-2007:0705
External Source: REDHAT
Name: RHSA-2007:1049
External Source: SECUNIA
Name: 23955
External Source: SECUNIA
Name: 26955
External Source: SECUNIA
Name: 26978

References to Check Content

Identifier: oval:org.mitre.oval:def:11455
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)