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CVE-2009-0746 Details

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

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://bugzilla.kernel.org/show_bug.cgi?id=12430 CVE
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f CVE
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19 CVE
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7 CVE
http://osvdb.org/52202 CVE

see all 36 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-20Improper Input Validation[email protected]

Affected Products

ProductVersions
linux linux kernel
2.6.27
2.6.27.1
2.6.27.2
2.6.27.3
2.6.27.4

CPE

  • cpe:2.3:o:linux:linux_kernel:2.6.27:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.6:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.7:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.8:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.9:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.11:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.12:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.13:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.14:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.15:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.16:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.17:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.27.18:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.1:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.2:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.3:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.4:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.5:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:2.6.28.6:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2009-0746
NVD Published Date:
Feb 27, 2009
NVD Last Modified:
Jun 16, 2026
Source:
[email protected]
CVE-2009-0746 Details - Not Deferred