lkml.org 
[lkml]   [2016]   [Jun]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH] KEYS: potential uninitialized variable
Date
David Howells <dhowells@redhat.com> wrote:

> From: Dan Carpenter <dan.carpenter@oracle.com>
>
> If __key_link_begin() failed then "edit" would be uninitialized. I've
> added a check to fix that.
>
> This allows a random user to crash the kernel, though it's quite difficult
> to achieve. There are three ways it can be done as the user would have to
> cause an error to occur in __key_link():
>
> ...

I forgot to mention, this fixes CVE-2016-4470.

David

\
 
 \ /
  Last update: 2016-06-16 17:21    [W:0.040 / U:3.700 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site