Messages in this thread | | | From | (bill davidsen) | Subject | Re: hard links create local DoS vulnerability and security problems | Date | 25 Nov 2003 00:04:07 GMT |
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In article <20031124105321.A16684@osdlab.pdx.osdl.net>, Chris Wright <chrisw@osdl.org> wrote: | * Michael Buesch (mbuesch@freenet.de) wrote: | > What about _not_ modifying the mainstream-kernel behaviour, | > but adding an option, to make users unable to create such hard-links, | > to selinux and/or grsec? | | It's already in grsec and owl. SELinux has the ability to control this | behaviour, just requires the right policy.
Bah!! I just spent 20 minutes deciding that I could add an attribute to a file which prevented hard links, and similar to a directory. OTOH you saved me the work of doing more than a few lines on paper, and it's reassuring to know the security patches are ahead of the problem. -- bill davidsen <davidsen@tmr.com> CTO, TMR Associates, Inc Doing interesting things with little computers since 1979. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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