netdev - Re: [PATCH v2 net-next 1/2] tcp: fix over estimation in sk_forced_mem

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

Date:   Tue, 14 Jun 2022 17:40:53 +0000
From:   Shakeel Butt <shakeelb@...gle.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        netdev <netdev@...r.kernel.org>,
        Soheil Hassas Yeganeh <soheil@...gle.com>,
        Wei Wang <weiwan@...gle.com>,
        Neal Cardwell <ncardwell@...gle.com>,
        Eric Dumazet <edumazet@...gle.com>
Subject: Re: [PATCH v2 net-next 1/2] tcp: fix over estimation in sk_forced_mem_schedule()

On Tue, Jun 14, 2022 at 10:17:33AM -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> sk_forced_mem_schedule() has a bug similar to ones fixed
> in commit 7c80b038d23e ("net: fix sk_wmem_schedule() and
> sk_rmem_schedule() errors")
> 
> While this bug has little chance to trigger in old kernels,
> we need to fix it before the following patch.
> 
> Fixes: d83769a580f1 ("tcp: fix possible deadlock in tcp_send_fin()")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Reviewed-by: Shakeel Butt <shakeelb@...gle.com>