CVE-2009-0745
Vulnerability Summary
Timeline
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.
CVSS Metrics
- v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS Trends
Current EPSS score: 0.10%• Percentile: 27%
Techniques & Countermeasures
- CWE-20•Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Affected Systems
- linux•linux_kernel
2.6.27 | 2.6.27.1 | 2.6.27.2 | 2.6.27.3 | 2.6.27.4 | 2.6.27.5 | 2.6.27.6 | 2.6.27.7 | 2.6.27.8 | 2.6.27.9 | 2.6.27.10 | 2.6.27.11 | 2.6.27.12 | 2.6.27.13 | 2.6.27.14 | 2.6.27.15 | 2.6.27.16 | 2.6.27.17 | 2.6.27.18 | 2.6.28 | 2.6.28.1 | 2.6.28.2 | 2.6.28.3 | 2.6.28.4 | 2.6.28.5 | 2.6.28.6
References (18)
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fdff73f094e7220602cc3f8959c7230517976412
- http://www.vupen.com/english/advisories/2009/0509
- http://secunia.com/advisories/37471
- http://rhn.redhat.com/errata/RHSA-2009-1243.html
- http://www.vmware.com/security/advisories/VMSA-2009-0016.html
- http://www.debian.org/security/2009/dsa-1749
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7765
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10942
- http://www.ubuntu.com/usn/usn-751-1
- http://bugzilla.kernel.org/show_bug.cgi?id=12433
- http://www.securityfocus.com/archive/1/507985/100/0/threaded
- http://secunia.com/advisories/36562
- http://secunia.com/advisories/34981
- http://secunia.com/advisories/34394
- http://www.debian.org/security/2009/dsa-1787
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7
- http://www.vupen.com/english/advisories/2009/3316