[PATCH v2] LSM: SafeSetID: fix UID printed instead of GID

Aleksandr Mikhalitsyn aleksandr.mikhalitsyn at canonical.com
Tue Jun 6 18:50:32 UTC 2023


On Thu, May 18, 2023 at 8:59 PM Paul Moore <paul at paul-moore.com> wrote:
>
> On Wed, May 3, 2023 at 2:44 AM Alexander Mikhalitsyn
> <aleksandr.mikhalitsyn at canonical.com> wrote:
> >
> > pr_warn message clearly says that GID should be printed,
> > but we have UID there. Let's fix that.
> >
> > Found accidentaly during the work on isolated user namespaces.
> >
> > Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn at canonical.com>
> > ---
> > v2: __kuid_val -> __kgid_val
> > ---
> >  security/safesetid/lsm.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
>
> I'm assuming you're going to pick this up Micah?
>
> Reviewed-by: Paul Moore <paul at paul-moore.com>

Dear Paul!

Thanks for your review!

Gentle ping to Micah Morton :-)

Kind regards,
Alex

>
> > diff --git a/security/safesetid/lsm.c b/security/safesetid/lsm.c
> > index e806739f7868..5be5894aa0ea 100644
> > --- a/security/safesetid/lsm.c
> > +++ b/security/safesetid/lsm.c
> > @@ -131,7 +131,7 @@ static int safesetid_security_capable(const struct cred *cred,
> >                  * set*gid() (e.g. setting up userns gid mappings).
> >                  */
> >                 pr_warn("Operation requires CAP_SETGID, which is not available to GID %u for operations besides approved set*gid transitions\n",
> > -                       __kuid_val(cred->uid));
> > +                       __kgid_val(cred->gid));
> >                 return -EPERM;
> >         default:
> >                 /* Error, the only capabilities were checking for is CAP_SETUID/GID */
> > --
> > 2.34.1
>
> --
> paul-moore.com



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