CVE-2009-1072

First published: Wed Mar 25 2009(Updated: )

nfsd in the Linux kernel before 2.6.28.9 does not drop the CAP_MKNOD capability before handling a user request in a thread, which allows local users to create device nodes, as demonstrated on a filesystem that has been exported with the root_squash option.

Credit: cve@mitre.org cve@mitre.org

Affected Software	Affected Version	How to fix
Linux Linux kernel	<2.6.28.9
openSUSE openSUSE	=11.1
openSUSE openSUSE	=11.0
openSUSE openSUSE	=10.3
SUSE Linux Enterprise Server	=10-sp2
SUSE Linux Enterprise Desktop	=10-sp2
Debian Debian Linux	=5.0
Debian Debian Linux	=4.0
Canonical Ubuntu Linux	=9.04
Canonical Ubuntu Linux	=8.10
Canonical Ubuntu Linux	=8.04
Canonical Ubuntu Linux	=6.06
VMware Server	=2.0.0
VMware ESX	=3.5
VMware ESX	=4.0
VMware ESX	=3.0.3
VMware vCenter Server	=4.0
VMware VirtualCenter	=2.0.2
VMware VirtualCenter	=2.5
Microsoft Windows
VMware vMA	=4.0
Redhat Enterprise Linux	=5.0

Remedy

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=76a67ec6fb79ff3570dcb5342142c16098299911

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