CVEvulnerability

CVE-2009-0746

4.9 MEDIUM Published 2009-02-27 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2009-02-27
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
4.9 MEDIUM — AV:L/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-20

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.

Affected configurations

• 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 • linux linux kernel 2.6.27.10 • linux linux kernel 2.6.27.11 • linux linux kernel 2.6.27.12 • linux linux kernel 2.6.27.13 • linux linux kernel 2.6.27.14 • linux linux kernel 2.6.27.15 • linux linux kernel 2.6.27.16 • linux linux kernel 2.6.27.17 • linux linux kernel 2.6.27.18 • linux linux kernel 2.6.28 • linux linux kernel 2.6.28.1 • linux linux kernel 2.6.28.2 • linux linux kernel 2.6.28.3 • linux linux kernel 2.6.28.4 • linux linux kernel 2.6.28.5 • linux linux kernel 2.6.28.6

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References