lkml.org 
[lkml]   [2009]   [May]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [RFC 1/1] seccomp: Add bitmask of allowed system calls.
From
On Fri, May 15, 2009 at 12:56 PM, Pavel Machek <pavel@ucw.cz> wrote:
> If you allow setuid exec here, you have added a security hole. Deny
> setuid() to sendmail and have fun...

Good point there. If you have any seccomp enabled you shouldn't be
able to run suid binaries. Being able to deny random syscalls to suid
binaries is too scary.

If this patch ever goes anywhere I'll add that.


Thanks

AGL


\
 
 \ /
  Last update: 2009-05-15 22:31    [W:0.065 / U:1.716 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site