From: Akhil Goyal <gakhil@marvell.com>
To: "dev@dpdk.org" <dev@dpdk.org>
Cc: Anoob Joseph <anoobj@marvell.com>,
"ciara.power@intel.com" <ciara.power@intel.com>,
"zhihongx.peng@intel.com" <zhihongx.peng@intel.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] crypto/octeontx: fix heap use after free
Date: Fri, 30 Jul 2021 19:25:42 +0000 [thread overview]
Message-ID: <CO6PR18MB44842C21B7F94B38E46056D1D8EC9@CO6PR18MB4484.namprd18.prod.outlook.com> (raw)
In-Reply-To: <20210730181703.529468-1-gakhil@marvell.com>
> Subject: [PATCH] crypto/octeontx: fix heap use after free
>
> When the PMD is removed, rte_cryptodev_pmd_release_device
> is called which frees cryptodev->data, and then tries to free
> cryptodev->data->dev_private, which causes the heap use
> after free issue.
>
> A temporary pointer is set before the free of cryptodev->data,
> which can then be used afterwards to free dev_private.
>
> Fixes: bfe2ae495ee2 ("crypto/octeontx: add PMD skeleton")
> Cc: stable@dpdk.org
>
> Reported-by: ZhihongX Peng <zhihongx.peng@intel.com>
> Signed-off-by: Akhil Goyal <gakhil@marvell.com>
Applied to dpdk-next-crypto
prev parent reply other threads:[~2021-07-30 19:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-30 18:17 Akhil Goyal
2021-07-30 19:25 ` Akhil Goyal [this message]
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