National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2008-0009 Detail

Description

The vmsplice_to_user function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference, which might allow local users to access arbitrary kernel memory locations.

Source:  MITRE      Last Modified:  02/12/2008

Quick Info

CVE Dictionary Entry:
CVE-2008-0009
Original release date:
02/12/2008
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:P/I:N/A:N) (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 unauthorized disclosure of information

Vendor Statements (disclaimer)

Official Statement from Red Hat (02/13/2008)

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

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt Exploit External Source MISC http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1 Exploit External Source CONFIRM http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1
http://www.securityfocus.com/archive/1/archive/1/487982/100/0/threaded External Source BUGTRAQ 20080212 CSA-L03: Linux kernel vmsplice unchecked user-pointer dereference
http://www.securityfocus.com/bid/27704 External Source BID 27704
http://www.securityfocus.com/bid/27799 External Source BID 27799
http://www.vupen.com/english/advisories/2008/0487/references External Source VUPEN ADV-2008-0487
https://bugzilla.redhat.com/show_bug.cgi?id=431206 Exploit External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=431206
https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00254.html External Source FEDORA FEDORA-2008-1422
https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00255.html External Source FEDORA FEDORA-2008-1423

Technical Details

Vulnerability Type (View All)

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