Messages in this thread | | | Subject | Re: [PATCH net] net: hsr: Fix potential use-after-free | From | Paolo Abeni <> | Date | Thu, 24 Nov 2022 09:53:55 +0100 |
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Hello,
On Wed, 2022-11-23 at 14:30 +0800, YueHaibing wrote: > The skb is delivered to netif_rx() which may free it, after calling this, > dereferencing skb may trigger use-after-free. > > Fixes: f266a683a480 ("net/hsr: Better frame dispatch") > Signed-off-by: YueHaibing <yuehaibing@huawei.com>
The code looks good, but the above is not the commit introducing the issue, it just move the netif_rx() and later skb access from somewhere else.
Please go deeper in git history and find the change that originated the issue.
Thanks,
Paolo
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