CVE-2009-2849

Published Aug 18, 2009

Last updated a year ago

Overview

Description
The md driver (drivers/md/md.c) in the Linux kernel before 2.6.30.2 might allow local users to cause a denial of service (NULL pointer dereference) via vectors related to "suspend_* sysfs attributes" and the (1) suspend_lo_store or (2) suspend_hi_store functions. NOTE: this is only a vulnerability when sysfs is writable by an attacker.
Source
cve@mitre.org
NVD status
Modified

Social media

Hype score
Not currently trending

Risk scores

CVSS 2.0

Type
Primary
Base score
4.7
Impact score
6.9
Exploitability score
3.4
Vector string
AV:L/AC:M/Au:N/C:N/I:N/A:C

Weaknesses

nvd@nist.gov
NVD-CWE-noinfo

Vendor comments

  • Red HatRed Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-2849 The flaw was introduced in kernel version 2.6.17-rc1. The Linux kernel as shipped with Red Hat Enterprise Linux 3, and 4 are not affected by this issue. It was addressed in Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1540.html A future kernel update for Red Hat Enterprise Linux 5 will address this flaw.

Configurations