On 2014-06-04, Steve Grubb wrote: > Hello, > > On Wednesday, June 04, 2014 12:13:02 PM [email protected] > wrote: >> I am trying to set up some audit rules to monitor failed accesses to >> a given folder - here is the basics: >> [...]
> > This is a kernel problem. I recall seeing a patch on this mail list > over a year ago purporting to allow audit events when path resolution > failed. The issue as I remember goes something like this... > > Files are really identified by device and inode number. In order to be > more user friendly, we allow watches which pass a path name. The > kernel really converts that to device and inode and watches for that. > When an access gets denied such that the path cannot be converted to > the device and inode to see if it matches a rule, then you won't get an event. > > Like I said, I have seen a patch that supposedly fixed it by Eric > Paris. But I don't know if it got replaced during some re-writes, or > it didn't make it upstream, or it only provides results some of the > time. But I really think its reasonable to expect to get a denied > event as you described above. Maybe Eric can chime in about this. > > -Steve Thanks for the update, apparently it used to work in the 2.6.3x kernels.. Would be useful to know about that patch anyway, we are building our system up from scratch so it may be possible to apply it to our kernel sources. I did have a quick trawl through the archives but nothing obvious leapt out at me. Rgs, Jon. -- Jon Bird, CEng MBCS Software Engineer Electronic Systems General Dynamics United Kingdom Ltd. Castleham Road, St Leonards on Sea, East Sussex, TN38 9NJ Telephone: +441424798278 Email: [email protected] Website: www.generaldynamics.uk.com This email and any files attached are intended for the addressee and may contain information of a confidential nature. If you are not the intended recipient, be aware that this email was sent to you in error and you should not disclose, distribute, print, copy or make other use of this email or its attachments. Such actions, in fact, may be unlawful. In compliance with the various Regulations and Acts, General Dynamics United Kingdom Limited reserves the right to monitor (and examine for viruses) all emails and email attachments, both inbound and outbound. Email communications and their attachments may not be secure or error- or virus-free and the company does not accept liability or responsibility for such matters or the consequences thereof. General Dynamics United Kingdom Limited, Registered Office: 21 Holborn Viaduct, London EC1A 2DY. Registered in England and Wales No: 1911653. -- Linux-audit mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-audit
