CVE-2009-0748 Detail

Current Description

The ext4_fill_super function in fs/ext4/super.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 the superblock configuration, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) by attempting to mount a crafted ext4 filesystem.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
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Base Score:  N/A
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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

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Hyperlink Resource
http://bugzilla.kernel.org/show_bug.cgi?id=12371 Exploit 
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4ec110281379826c5cf6ed14735e47027c3c5765
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://rhn.redhat.com/errata/RHSA-2009-1243.html
http://www.debian.org/security/2009/dsa-1749
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.ubuntu.com/usn/usn-751-1
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/2009/3316
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10683
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8526

Weakness Enumeration

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

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-0748
NVD Published Date:
02/27/2009
NVD Last Modified:
10/10/2018
Source:
MITRE