Messages in this thread | | | From | Richard Weinberger <> | Date | Thu, 23 Jul 2020 21:57:18 +0200 | Subject | Re: [PATCH] mtd: properly check all write ioctls for permissions |
| |
On Thu, Jul 23, 2020 at 1:19 PM Greg Kroah-Hartman <gregkh@linuxfoundation.org> wrote: > > On Thu, Jul 16, 2020 at 01:53:46PM +0200, Greg Kroah-Hartman wrote: > > When doing a "write" ioctl call, properly check that we have permissions > > to do so before copying anything from userspace or anything else so we > > can "fail fast". This includes also covering the MEMWRITE ioctl which > > previously missed checking for this. > > > > Cc: Miquel Raynal <miquel.raynal@bootlin.com> > > Cc: Richard Weinberger <richard@nod.at> > > Cc: Vignesh Raghavendra <vigneshr@ti.com> > > Cc: stable <stable@kernel.org> > > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > --- > > drivers/mtd/mtdchar.c | 54 +++++++++++++++++++++++++++++++++++-------- > > 1 file changed, 45 insertions(+), 9 deletions(-) > > Any objection to this patch getting into 5.8-final?
Well, I hoped to get some acks/reviews...
Applied to mtd/fixes! :-)
-- Thanks, //richard
| |