CVE-2009-0745

Linux kernel <2.6.27.19-2.6.28.7 - DoS

Title source: llm
STIX 2.1

Description

The ext4_group_add function in fs/ext4/resize.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not properly initialize the group descriptor during a resize (aka resize2fs) operation, which might allow local users to cause a denial of service (OOPS) by arranging for crafted values to be present in available memory.

References (18)

Core 18
Core References
Vendor Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/0509
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/37471
Vendor Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2009-1243.html
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1749
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7765
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10942
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/usn-751-1
Issue Tracking x_refsource_confirm
http://bugzilla.kernel.org/show_bug.cgi?id=12433
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/507985/100/0/threaded
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/36562
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34981
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/34394
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2009/dsa-1787
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2009/3316

Scores

EPSS 0.0041
EPSS Percentile 32.9%

Details

CWE
CWE-20
Status published
Products (26)
linux/linux_kernel 2.6.27
linux/linux_kernel 2.6.27.1
linux/linux_kernel 2.6.27.2
linux/linux_kernel 2.6.27.3
linux/linux_kernel 2.6.27.4
linux/linux_kernel 2.6.27.5
linux/linux_kernel 2.6.27.6
linux/linux_kernel 2.6.27.7
linux/linux_kernel 2.6.27.8
linux/linux_kernel 2.6.27.9
... and 16 more
Published Feb 27, 2009
Tracked Since Feb 18, 2026