On Fri, Oct 8, 2021 at 5:25 PM Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote: > > On 10/8/2021 2:12 PM, Paul Moore wrote: > > On Wed, Oct 6, 2021 at 8:46 PM Todd Kjos <tkjos@xxxxxxxxxx> wrote: > >> Set a transaction's sender_euid from the 'struct cred' > >> saved at binder_open() instead of looking up the euid > >> from the binder proc's 'struct task'. This ensures > >> the euid is associated with the security context that > >> of the task that opened binder. > >> > >> Fixes: 457b9a6f09f0 ("Staging: android: add binder driver") > >> Signed-off-by: Todd Kjos <tkjos@xxxxxxxxxx> > >> Suggested-by: Stephen Smalley <stephen.smalley.work@xxxxxxxxx> > >> Cc: stable@xxxxxxxxxxxxxxx # 4.4+ > >> --- > >> v3: added this patch to series > >> > >> drivers/android/binder.c | 2 +- > >> 1 file changed, 1 insertion(+), 1 deletion(-) > > This is an interesting ordering of the patches. Unless I'm missing > > something I would have expected patch 3/3 to come first, followed by > > 2/3, with patch 1/3 at the end; basically the reverse of what was > > posted here. > > > > My reading of the previous thread was that Casey has made his peace > > with these changes > > Yes. I will address the stacking concerns more directly. > I am still somewhat baffled by the intent of the hook, the data > passed to it, and the SELinux policy enforcement decisions, but > that's beyond my scope. Okay, I just wanted to make sure there were no objections. -- paul moore www.paul-moore.com