Re: Specifications (the beginning)

From: Huagang Xie (xieat_private)
Date: Sat Apr 14 2001 - 18:41:42 PDT

  • Next message: Greg KH: "Re: Specifications (the beginning)"

    On Sat, 14 Apr 2001, Crispin Cowan wrote:
    
    > Greg KH wrote:
    > 
    > > On Sat, Apr 14, 2001 at 03:57:15PM -0700, Crispin Cowan wrote: [something stupid]
    > > Eeek!  No!
    > > The kernel should _not_ be reading _any_ userspace config files.
    > 
    > Well ok then :-)
    > 
    agree...but the way to load the config file(ACLs) must be authenticated
    due to the security reason. 
     
    > > It doesn't solve any "trust" issues of having the kernel read the file vs. a
    > > userspace program sending the already parsed data to the kernel module through an
    > > ioctl or filesystem handle.
    > 
    > Is there any additional help we can give modules to load config files?  Or is it pretty
    > much all there with ioctls?
    > 
    I dont know if we can use the ioctl or setsockopt etc to read the
    rules(acls) into the system like what ipchains/netfilter do. 
    
    > 
    > Exactly:  I want to avoid messing with it, but enabel LSMs to mess with them.  If we
    > can get away with it, just standing aside and letting the LSMs talk directly to the
    > file system would be ideal.
    
    -Huagang.
    -- 
    LIDS secure linux kernel
    http://www.lids.org/
    
    
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