netdev - Re: [PATCH bpf-next] bpf: bpf_setsockopt: reset sock dst on SO

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Fri, 18 Jan 2019 00:34:10 +0100
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Peter Oskolkov <posk@...gle.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        Peter Oskolkov <posk.devel@...il.com>,
        Maciej Żenczykowski <maze@...gle.com>
Subject: Re: [PATCH bpf-next] bpf: bpf_setsockopt: reset sock dst on SO_MARK
 changes

On 01/17/2019 05:36 PM, Peter Oskolkov wrote:
> On Thu, Jan 17, 2019 at 7:50 AM Daniel Borkmann <daniel@...earbox.net> wrote:
>>
>> On 01/16/2019 05:47 PM, Peter Oskolkov wrote:
>>> In sock_setsockopt() (net/core/sock.h), when SO_MARK option is used
>>> to change sk_mark, sk_dst_reset(sk) is called. The same should be done
>>> in bpf_setsockopt.
>>>
>>> Reported-by: Maciej Żenczykowski <maze@...gle.com>
>>> Signed-off-by: Peter Oskolkov <posk@...gle.com>
>>
>> Given this is a fix, I'm inclined to apply to bpf tree. Objections?
> 
> Up to the maintainer... :)

Applied to bpf, thanks!