Re: [PATCH v3 1/3] samples, selftests/seccomp: Zero out seccomp_notif
From: Kees Cook
Date: Mon Dec 30 2019 - 13:29:48 EST
On Sun, Dec 29, 2019 at 05:11:28PM +0100, Christian Brauner wrote:
> On Sat, Dec 28, 2019 at 10:24:49PM -0800, Sargun Dhillon wrote:
> > The seccomp_notif structure should be zeroed out prior to calling the
> > SECCOMP_IOCTL_NOTIF_RECV ioctl. Previously, the kernel did not check
> > whether these structures were zeroed out or not, so these worked.
> >
> > This patch zeroes out the seccomp_notif data structure prior to calling
> > the ioctl.
> >
> > Signed-off-by: Sargun Dhillon <sargun@xxxxxxxxx>
> > Reviewed-by: Tycho Andersen <tycho@xxxxxxxx>
> > Cc: Kees Cook <keescook@xxxxxxxxxxxx>
> > Cc: Christian Brauner <christian.brauner@xxxxxxxxxx>
>
> Thanks!
> Reviewed-by: Christian Brauner <christian.brauner@xxxxxxxxxx>
Thanks for this series and the discussion! :) I've applied this to my
tree for Linus.
--
Kees Cook