Re: [kernel-hardening] Re: [PATCH 3/4] restrict unprivileged TIOCSTI tty ioctl

2017-04-17 Thread Matt Brown
On 04/17/2017 10:18 AM, Jann Horn wrote: On Mon, Apr 17, 2017 at 8:53 AM, Greg KH wrote: On Mon, Apr 17, 2017 at 02:07:05AM -0400, Matt Brown wrote: this patch depends on patch 1 and 2 enforces restrictions on unprivileged users injecting commands into other processes in the same tty session

Re: [kernel-hardening] Re: [PATCH 3/4] restrict unprivileged TIOCSTI tty ioctl

2017-04-17 Thread Jann Horn
On Mon, Apr 17, 2017 at 8:53 AM, Greg KH wrote: > On Mon, Apr 17, 2017 at 02:07:05AM -0400, Matt Brown wrote: >> this patch depends on patch 1 and 2 >> >> enforces restrictions on unprivileged users injecting commands >> into other processes in the same tty session using the TIOCSTI ioctl >> >> Si

Re: [PATCH 3/4] restrict unprivileged TIOCSTI tty ioctl

2017-04-16 Thread Greg KH
On Mon, Apr 17, 2017 at 02:07:05AM -0400, Matt Brown wrote: > this patch depends on patch 1 and 2 > > enforces restrictions on unprivileged users injecting commands > into other processes in the same tty session using the TIOCSTI ioctl > > Signed-off-by: Matt Brown > --- > drivers/tty/tty_io.c