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SubjectRe: [ANNOUNCE] UidBind LSM 0.1

--- Roberto De Ioris <roberto@unbit.it> wrote:

> Hi all,
> this is a very simple module that allows bind() to tcp/udp port (>=1024)
> only for the uids defined in a configfs tree.

Would you be so kind as to cross post to linux-security-module?
Methinks that you might get additional valuable feedback there.

> It is a first version, it only works for PF_INET sockets and makes no
> difference between tcp and udp (i am working on this)
>
> For (little) more info see
>
> http://projects.unbit.it/uidbind/
>
> Patch attached is for vanilla 2.6.20.7

It would be correct to return -EACCES rather than -EPERM in the
access denial case. EACCES indicates that an access control decision
failed, while EPERM indicates that use of a privileged operation
was attempted while not possessing appropriate privilege.



Casey Schaufler
casey@schaufler-ca.com
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