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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
The md driver (drivers/md/md.c) in the Linux kernel before 188.8.131.52 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.
Description Last Modified:
Access Vector (AV):
Access Complexity (AC):
Allows disruption of service
Red 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.
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10396 [No Types Assigned]
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:10396 [No Types Assigned]
https://exchange.xforce.ibmcloud.com/vulnerabilities/52858 [No Types Assigned]
http://xforce.iss.net/xforce/xfdb/52858 [No Types Assigned]