Re: [PATCH 08/28] SECURITY: Allow kernel services to override LSM settings for task actions [try #2] | KernelTrap

Re: [PATCH 08/28] SECURITY: Allow kernel services to override LSM settings for task actions [try #2]

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

From: Casey Schaufler <casey@...>

To: David Howells <dhowells@...>, Stephen Smalley <sds@...>

Cc: <dhowells@...>, Karl MacMillan <kmacmill@...>, <viro@...>, <hch@...>, <Trond.Myklebust@...>, <casey@...>, <linux-kernel@...>, <selinux@...>, <linux-security-module@...>

Subject: Re: [PATCH 08/28] SECURITY: Allow kernel services to override LSM settings for task actions [try #2]

Date: Tuesday, December 11, 2007 - 5:18 pm

--- David Howells <dhowells@redhat.com> wrote:

...
quoted text> 
> How about I just stick the context in /etc/cachefilesd.conf as a textual
> configuration item and have the daemon pass that as a string to the
> cachefiles
> kernel module, which can then ask LSM if it's valid to set this context as an
> override, given the daemon's own security context?  That seems entirely
> reasonable to me.

Works for Smack. I can't say definitively, but I think it will
work for SELinux. Beyond that and we're into the fuzzy bit of the
LSM.


Casey Schaufler
casey@schaufler-ca.com
--
unsubscribe noticeTo 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/

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

Messages in current thread:

[PATCH 00/28] Permit filesystem local caching [try #2], David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 28/28] FS-Cache: Make kAFS use FS-Cache [try #2], David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 27/28] AFS: Implement shared-writable mmap [try #2], David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 26/28] AF_RXRPC: Save the operation ID for debugging ..., David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 25/28] AFS: Improve handling of a rejected writeback ..., David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 24/28] AFS: Add a function to excise a rejected write..., David Howells, (Wed Dec 5, 3:40 pm)

Re: [PATCH 24/28] AFS: Add a function to excise a rejected w..., Nick Piggin, (Fri Dec 14, 12:21 am)

[PATCH 23/28] AFS: Add TestSetPageError() [try #2], David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 22/28] fcrypt endianness misannotations [try #2], David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 21/28] NFS: Display local caching state [try #2], David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 20/28] NFS: Configuration and mount option changes to..., David Howells, (Wed Dec 5, 3:40 pm)

[PATCH 19/28] NFS: Use local caching [try #2], David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 18/28] CacheFiles: A cache that backs onto a mounted ..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 17/28] CacheFiles: Export things for CacheFiles [try ..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 16/28] CacheFiles: Permit the page lock state to be m..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 15/28] CacheFiles: Add a hook to write a single page ..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 14/28] CacheFiles: Be consistent about the use of map..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 13/28] CacheFiles: Add missing copy_page export for i..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 12/28] FS-Cache: Generic filesystem caching facility ..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 11/28] FS-Cache: Provide an add_wait_queue_tail() fun..., David Howells, (Wed Dec 5, 3:39 pm)

[PATCH 10/28] FS-Cache: Recruit a couple of page flags for c..., David Howells, (Wed Dec 5, 3:39 pm)

Re: [PATCH 10/28] FS-Cache: Recruit a couple of page flags f..., Nick Piggin, (Fri Dec 14, 12:08 am)

[PATCH 09/28] FS-Cache: Release page->private after faile..., David Howells, (Wed Dec 5, 3:39 pm)

Re: [PATCH 09/28] FS-Cache: Release page->private after f..., Nick Piggin, (Thu Dec 13, 11:51 pm)

[PATCH 08/28] SECURITY: Allow kernel services to override LS..., David Howells, (Wed Dec 5, 3:38 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Mon Dec 10, 12:46 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Dec 10, 1:07 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Mon Dec 10, 1:23 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Jan 9, 12:51 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Jan 9, 2:11 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Jan 14, 10:01 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Jan 15, 10:56 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Tue Jan 15, 12:03 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Jan 15, 2:10 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Jan 15, 3:15 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Tue Jan 15, 5:55 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Jan 15, 6:23 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Jan 15, 12:08 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Mon Jan 14, 10:52 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Jan 14, 11:19 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Jan 14, 10:06 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Jan 15, 10:58 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Jan 23, 4:52 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., James Morris, (Wed Jan 23, 6:03 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Jan 9, 2:56 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Jan 9, 3:19 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Thu Jan 10, 7:09 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Jan 9, 1:27 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Dec 10, 5:08 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Mon Dec 10, 5:27 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Mon Dec 10, 6:26 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Dec 10, 7:44 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Mon Dec 10, 7:56 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Dec 11, 2:34 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Dec 11, 3:26 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Dec 11, 3:56 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Dec 11, 4:40 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Mon Dec 10, 7:36 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Mon Dec 10, 7:46 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Dec 11, 3:52 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Dec 11, 3:37 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Tue Dec 11, 4:42 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Dec 11, 5:18 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Tue Dec 11, 5:34 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Tue Dec 11, 6:43 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Tue Dec 11, 7:04 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 2:25 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Wed Dec 12, 3:20 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Dec 12, 3:35 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 6:55 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Thu Dec 13, 10:51 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Thu Dec 13, 12:03 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 3:29 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Dec 12, 11:25 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Wed Dec 12, 12:51 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 2:34 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Wed Dec 12, 3:44 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 6:32 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Dec 12, 3:49 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Wed Dec 12, 4:09 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 6:29 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Dec 12, 2:12 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 2:29 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Casey Schaufler, (Wed Dec 12, 3:37 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 6:52 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Wed Dec 12, 3:33 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 6:49 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Thu Dec 13, 10:49 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Thu Dec 13, 11:36 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Thu Dec 13, 12:23 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Thu Dec 13, 1:01 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Stephen Smalley, (Thu Dec 13, 1:27 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Thu Dec 13, 2:04 pm)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Karl MacMillan, (Wed Dec 12, 10:41 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., David Howells, (Wed Dec 12, 10:53 am)

Re: [PATCH 08/28] SECURITY: Allow kernel services to overrid..., Karl MacMillan, (Wed Dec 12, 10:59 am)

[PATCH 07/28] SECURITY: De-embed task security record from t..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 06/28] SECURITY: Separate task security context from ..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 05/28] Security: Change current->fs[ug]id to curre..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 04/28] KEYS: Add keyctl function to get a security la..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 03/28] KEYS: Allow the callout data to be passed as a..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 02/28] KEYS: Check starting keyring as part of search..., David Howells, (Wed Dec 5, 3:38 pm)

[PATCH 01/28] KEYS: Increase the payload size when instantia..., David Howells, (Wed Dec 5, 3:38 pm)

Navigation

Mail archive search

Popular discussions


linux-kernel:
David Miller	[GIT]: Networking
Fred .	Please add ZFS support (from GPL sources)
Pavel Roskin	[PATCH 2.6.25] module: allow ndiswrapper to use GPL-only symbols
David Howells	[PATCH 02/52] CRED: Give in_group_p() a cred pointer
git:
Dmitry Torokhov	Garbage in .git directories???
Dan Farina	backup or mirror a repository
Sergei Organov	Newbie: report of first experience with git-rebase.
Richard Quirk	git-cherry-pick no longer detecting moved files in 1.5.3.4
openbsd-misc:
Kevin	uvm_mapent_alloc: out of static map entries on 4.3 i386
GVG GVG	ssh_exchange_identification: Connection closed by remote host
Douglas A. Tutty	how get colour mutt when ssh from OBSD?
Brandon Lee	DELL PERC 5iR slow performance
netbsd-tech-kern:
Hubert Feyrer	Compressed vnd handling tested successfully
Jaromir Dolecek	Arch-specific maxproc limit?
YAMAMOTO Takashi	scheduler_wait_hook
David Laight	Re: Integrating securelevel and kauth(9)

Latest forum posts


Linux Bootup hangs after adding RealTime Premption and HR-Timer	7 hours ago	Linux kernel
SATA 2 size problems	8 hours ago	Windows
problem with 2.6 kernel driver for a USB MAG Stripe Reader as HID device.	20 hours ago	Linux kernel
get_user_pages failure	22 hours ago	Linux kernel
Reading linux kernel	23 hours ago	Linux kernel
High level of Seagate 2.5" SATA drives failing	1 day ago	Hardware
Resetting the bios password for Toshiba Laptop	1 day ago	Hardware
Linux 2.6.22 slowly RUNS OUT OF LOWMEM	1 day ago	Linux kernel
Questions about modules	2 days ago	Linux kernel
KDB	2 days ago	Linux kernel

Show all forums...

Colocation donated by:

Who's online

There are currently 7 users and 1368 guests online.

Online users

Syndicate