linux-kernel - Re: [PATCH 0/9] v2 ipv4/ipv6 refcount conversions

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]

Message-Id: <20170704.013938.680822769277278352.davem@davemloft.net>
Date:   Tue, 04 Jul 2017 01:39:38 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     elena.reshetova@...el.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        jmorris@...ei.org, kaber@...sh.net, yoshfuji@...ux-ipv6.org,
        steffen.klassert@...unet.com, kuznet@....inr.ac.ru,
        peterz@...radead.org, keescook@...omium.org
Subject: Re: [PATCH 0/9] v2 ipv4/ipv6 refcount conversions

From: Elena Reshetova <elena.reshetova@...el.com>
Date: Tue,  4 Jul 2017 09:34:53 +0300

> Changes in v2:
>  * rebase on top of net-next
>  * currently by default refcount_t = atomic_t (*) and uses all 
>    atomic standard operations unless CONFIG_REFCOUNT_FULL is enabled.
>    This is a compromise for the systems that are critical on
>    performance (such as net) and cannot accept even slight delay
>    on the refcounter operations.
> 
> This series, for ipv4/ipv6 network components, replaces atomic_t reference
> counters with the new refcount_t type and API (see include/linux/refcount.h).
> By doing this we prevent intentional or accidental
> underflows or overflows that can led to use-after-free vulnerabilities.
> 
> The patches are fully independent and can be cherry-picked separately.
> In order to try with refcount functionality enabled in run-time,
> CONFIG_REFCOUNT_FULL must be enabled.
 ...

Series applied, thanks.