U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2009-0746 Detail

Description

The make_indexed_dir function in fs/ext4/namei.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate a certain rec_len field, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.


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 (09/02/2009)

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and Red Hat Enterprise MRG. This issue was addressed in Red Hat Enterprise Linux 5 by https://rhn.redhat.com/errata/RHSA-2009-1243.html

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 nvd@nist.gov.

Hyperlink Resource
http://bugzilla.kernel.org/show_bug.cgi?id=12430
http://bugzilla.kernel.org/show_bug.cgi?id=12430
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7
http://osvdb.org/52202
http://osvdb.org/52202
http://rhn.redhat.com/errata/RHSA-2009-1243.html
http://rhn.redhat.com/errata/RHSA-2009-1243.html
http://secunia.com/advisories/34394
http://secunia.com/advisories/34394
http://secunia.com/advisories/36562
http://secunia.com/advisories/36562
http://secunia.com/advisories/37471
http://secunia.com/advisories/37471
http://www.debian.org/security/2009/dsa-1749
http://www.debian.org/security/2009/dsa-1749
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.ubuntu.com/usn/usn-751-1
http://www.ubuntu.com/usn/usn-751-1
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://www.vupen.com/english/advisories/2009/0509 Vendor Advisory 
http://www.vupen.com/english/advisories/2009/0509 Vendor Advisory 
http://www.vupen.com/english/advisories/2009/3316
http://www.vupen.com/english/advisories/2009/3316
https://exchange.xforce.ibmcloud.com/vulnerabilities/48872
https://exchange.xforce.ibmcloud.com/vulnerabilities/48872
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10342
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10342
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8039
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8039

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

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

Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-0746
NVD Published Date:
02/27/2009
NVD Last Modified:
11/20/2024
Source:
MITRE