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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2009-2849 Detail

Description

The md driver (drivers/md/md.c) in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service (NULL pointer dereference) via vectors related to "suspend_* sysfs attributes" and the (1) suspend_lo_store or (2) suspend_hi_store functions. NOTE: this is only a vulnerability when sysfs is writable by an attacker.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Vendor Statements (disclaimer)

Official Statement from Red Hat (11/04/2009)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-2849 The flaw was introduced in kernel version 2.6.17-rc1. The Linux kernel as shipped with Red Hat Enterprise Linux 3, and 4 are not affected by this issue. It was addressed in Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1540.html A future kernel update for Red Hat Enterprise Linux 5 will address this flaw.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].

URL Source(s) Tag(s)
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.30.y.git%3Ba=commit%3Bh=3c92900d9a4afb176d3de335dc0da0198660a244 CVE, MITRE
http://lists.vmware.com/pipermail/security-announce/2010/000082.html CVE, MITRE
http://secunia.com/advisories/36501 CVE, MITRE
http://secunia.com/advisories/37105 CVE, MITRE
http://secunia.com/advisories/38794 CVE, MITRE
http://secunia.com/advisories/38834 CVE, MITRE
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.2 CVE, MITRE
http://www.openwall.com/lists/oss-security/2009/07/24/1 CVE, MITRE
http://www.openwall.com/lists/oss-security/2009/07/26/1 CVE, MITRE
http://www.securitytracker.com/id?1022961 CVE, MITRE
http://www.ubuntu.com/usn/USN-852-1 CVE, MITRE
http://www.vupen.com/english/advisories/2010/0528 CVE, MITRE
http://xorl.wordpress.com/2009/07/21/linux-kernel-md-driver-null-pointer-dereference/ CVE, MITRE Exploit 
https://exchange.xforce.ibmcloud.com/vulnerabilities/52858 CVE, MITRE
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10396 CVE, MITRE
https://rhn.redhat.com/errata/RHSA-2009-1540.html CVE, MITRE
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01256.html CVE, MITRE

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-noinfo Insufficient Information cwe source acceptance level NIST  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-2849
NVD Published Date:
08/18/2009
NVD Last Modified:
04/08/2025
Source:
MITRE