lkml.org 
[lkml]   [2007]   [Oct]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [bug] crash when reading /proc/mounts (was: Re: Linux 2.6.23-rc9 and a heads-up for the 2.6.24 series..)
On Wed, Oct 03, 2007 at 04:08:42PM +0200, Ingo Molnar wrote:
> > Charming... So we get d_path() either returning junk or we get
> > something that isn't NUL-terminated. Which one it is? I.e. what does
> > p look like and what's in s?
>
> could be use-after-free as well, as CONFIG_PAGEALLOC was enabled.

Umm... d_path() had just written there, so use-after-free is not too
likely to trigger page fault on read immediately afterwards - you'd
need a pretty tight race to hit it.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-10-03 16:29    [W:0.800 / U:0.248 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site