[PATCH][quantal][lowlatency] Revert "UBUNTU: SAUCE: (no-up) AppArmor: Disable Add PR_{GET, SET}_NO_NEW_PRIVS to prevent execve from granting privs"

Andy Whitcroft apw at canonical.com
Tue Aug 13 09:03:01 UTC 2013


On Mon, Aug 12, 2013 at 02:22:53PM -0700, John Johansen wrote:
> BugLink: http://bugs.launchpad.net/bugs/1202161
> 
> Reverts commit c27debc6b9cc939ac6919074f4ed3c82cb745ca5 which was fixed in
> c29bceb3
> 
> Signed-off-by: John Johansen <john.johansen at canonical.com>
> ---
>  security/apparmor/domain.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
> index 31a3f52..afa8671 100644
> --- a/security/apparmor/domain.c
> +++ b/security/apparmor/domain.c
> @@ -360,10 +360,6 @@ int apparmor_bprm_set_creds(struct linux_binprm *bprm)
>  	if (bprm->cred_prepared)
>  		return 0;
>  
> -	/* XXX: no_new_privs is not usable with AppArmor yet */
> -	if (bprm->unsafe & LSM_UNSAFE_NO_NEW_PRIVS)
> -		return -EPERM;
> -
>  	cxt = bprm->cred->security;
>  	BUG_ON(!cxt);

These derivatives are all rebase trees so they should get this fix
naturally.

-apw




More information about the kernel-team mailing list