linux-kernel - Re: [PATCH 1/1] sctp: Protect cached endpoints to prevent possible UAF

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Message-ID: <YbHzqwvR+fdrOQim@t14s.localdomain>
Date:   Thu, 9 Dec 2021 09:16:43 -0300
From:   Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     linux-kernel@...r.kernel.org, Vlad Yasevich <vyasevich@...il.com>,
        Neil Horman <nhorman@...driver.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        lksctp developers <linux-sctp@...r.kernel.org>,
        "H.P. Yarroll" <piggy@....org>,
        Karl Knutson <karl@...ena.chicago.il.us>,
        Jon Grimm <jgrimm@...ibm.com>,
        Xingang Guo <xingang.guo@...el.com>,
        Hui Huang <hui.huang@...ia.com>,
        Sridhar Samudrala <sri@...ibm.com>,
        Daisy Chang <daisyc@...ibm.com>,
        Ryan Layer <rmlayer@...ibm.com>,
        Kevin Gao <kevin.gao@...el.com>, netdev@...r.kernel.org
Subject: Re: [PATCH 1/1] sctp: Protect cached endpoints to prevent possible
 UAF

On Wed, Dec 08, 2021 at 04:54:34PM +0000, Lee Jones wrote:
> The cause of the resultant dump_stack() reported below is a
> dereference of a freed pointer to 'struct sctp_endpoint' in
> sctp_sock_dump().

Hi,

Please give me another day to review this one.

Thanks,
Marcelo