From: David Miller <davem@davemloft.net>
To: bianpan2016@163.com
Cc: tglx@linutronix.de, allison@lohutok.net,
kstewart@linuxfoundation.org, gregkh@linuxfoundation.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] NFC: st21nfca: fix double free
Date: Wed, 06 Nov 2019 21:50:58 -0800 (PST) [thread overview]
Message-ID: <20191106.215058.729629893992439180.davem@davemloft.net> (raw)
In-Reply-To: <1573090400-23570-1-git-send-email-bianpan2016@163.com>
From: Pan Bian <bianpan2016@163.com>
Date: Thu, 7 Nov 2019 09:33:20 +0800
> The variable nfcid_skb is not changed in the callee nfc_hci_get_param()
> if error occurs. Consequently, the freed variable nfcid_skb will be
> freed again, resulting in a double free bug. Set nfcid_skb to NULL after
> releasing it to fix the bug.
>
> Signed-off-by: Pan Bian <bianpan2016@163.com>
Applied and queued up for -stable.
prev parent reply other threads:[~2019-11-07 5:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-07 1:33 Pan Bian
2019-11-07 5:50 ` David Miller [this message]
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