lkml.org 
[lkml]   [2018]   [Feb]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2/5] selftests/x86: fix vDSO selftest segfault for vsyscall=none

* Dominik Brodowski <linux@dominikbrodowski.net> wrote:

> + char name[128];
> + if (sscanf(line, "%p-%p %c-%cp %*x %*x:%*x %*u %s",
> + &start, &end, &r, &x, name) != 5)

So that's a buffer overflow waiting to happen, if a line in 'maps' gets too large,
right?

Thanks,

Ingo

\
 
 \ /
  Last update: 2018-02-11 12:22    [W:0.088 / U:0.808 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site