Re: net: use-after-free in recvmmsg

Em Thu, Mar 10, 2016 at 07:35:57PM +0100, Dmitry Vyukov escreveu:

On Tue, Jan 26, 2016 at 8:30 PM, Arnaldo Carvalho de Melo
[off-list ref] wrote:

quoted

Em Tue, Jan 26, 2016 at 08:27:48PM +0100, Dmitry Vyukov escreveu:

quoted

On Fri, Jan 22, 2016 at 10:16 PM, Arnaldo Carvalho de Melo [off-list ref] wrote:

quoted

Em Fri, Jan 22, 2016 at 09:39:53PM +0100, Dmitry Vyukov escreveu:

quoted

I am on commit 30f05309bde49295e02e45c7e615f73aa4e0ccc2 (Jan 20).
Seems to be added in commit a2e2725541fad72416326798c2d7fa4dafb7d337
(Oct 2009).

Maybe this helps? Compile testing now...

I don't have a reliable reproducer, so can't test it per se.
I will integrate this patch tomorrow and restart fuzzer with it.

Thanks a lot!

Hi Arnaldo,

I am running with that patch since then, and did not see the bug.
Please mail it as a proper patch.

Thanks, and I'll add a:

Reported-and-Tested-by: Dmitry Vyukov <dvyukov@google.com>

Ok?

- Arnaldo