National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-6434 Detail

Description

Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.

Source:  MITRE      Last Modified:  12/18/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-6434
Original release date:
12/18/2007
Last revised:
03/07/2011
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
2.1 LOW
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
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 (09/02/2008)

Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5 Exploit External Source CONFIRM http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5
http://www.securityfocus.com/bid/26831 External Source BID 26831
http://www.vupen.com/english/advisories/2007/4200 External Source VUPEN ADV-2007-4200

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:linux:linux_kernel:2.6.23:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 1 change record found - show changes