[lkml]   [2019]   [Dec]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: BUG: unable to handle kernel NULL pointer dereference in mem_serial_out
On 2019/12/13 19:00, Dmitry Vyukov wrote:
> Easier said than done. "normal user of the serial port" is not really
> a thing in Linux, right? You either have CAP_SYS_ADMIN or not, that's
> not per-device...
> As far as I remember +Tetsuo proposed a config along the lines of
> "restrict only things that legitimately cause damage under a fuzzer
> workload", e.g. freezing filesystems, disabling console output, etc.
> This may be another candidate. But I can't find where that proposal is
> now.

That suggestion got no response for two months.

Unless we add such kernel config option to upstream kernels, it will become
a whack-a-mole game.

 \ /
  Last update: 2019-12-13 15:34    [W:1.103 / U:0.180 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site