lkml.org 
[lkml]   [2022]   [Oct]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 1/2] fs/exec: Explicitly unshare fs_struct on exec
On Thu, Oct 13, 2022 at 08:18:04PM -0700, Andy Lutomirski wrote:
> But seriously, this makes no sense at all. It should not be possible to exec a program and then, without ptrace, change its cwd out from under it. Do we really need to preserve this behavior?

Yup, already abandoned:
https://lore.kernel.org/lkml/202210061301.207A20C8E5@keescook/

--
Kees Cook

\
 
 \ /
  Last update: 2022-10-14 05:54    [W:0.115 / U:0.488 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site