[PATCH] selinux: print leading 0x on ioctlcmd audits

Paul Moore paul at paul-moore.com
Fri Jul 15 18:19:49 UTC 2016


On Thu, Jul 14, 2016 at 7:33 PM, William Roberts
<bill.c.roberts at gmail.com> wrote:
> On Thu, Jul 14, 2016 at 4:18 PM, William Roberts wrote:
>> On Thu, Jul 14, 2016 at 3:17 PM, Paul Moore <paul at paul-moore.com> wrote:
>>> On Thu, Jul 14, 2016 at 3:29 PM,  <william.c.roberts at intel.com> wrote:
>>> > From: William Roberts <william.c.roberts at intel.com>
>>> >
>>> > ioctlcmd is currently printing hex numbers, but their is no leading
>>> > 0x. Thus things like ioctlcmd=1234 are misleading, as the base is
>>> > not evident.
>>> >
>>> > Correct this by adding 0x as a prefix, so ioctlcmd=1234 becomes
>>> > ioctlcmd=0x1234.
>>> >
>>> > Signed-off-by: William Roberts <william.c.roberts at intel.com>
>>> > ---
>>> >  security/lsm_audit.c | 2 +-
>>> >  1 file changed, 1 insertion(+), 1 deletion(-)
>>>
>>> NOTE: adding Steve Grubb and the audit mailing list to the CC line
>>>
>>> Like it or not, I believe the general standard/convention when it
>>> comes to things like this is to leave off the "0x" prefix; the idea
>>> being that is saves precious space in the audit logs and the value is
>>> only ever going to be in hex anyway.
>>
>> Is it always in hex, what about pid?
>
> Outside of escaped untrusted input ...

That's what I've been working on the past few days and it colored my
view of things.  I tracked down Steve just now and it looks like the
preference *is* to have a "0x" prefix, my apologies for the confusion.
I'll add this to the SELinux next queue.

-- 
paul moore
www.paul-moore.com




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