Re: [PATCH][net-next] netfilter: ebtables: use array_size() helper in copy_{from,to}_user()
From: Kees Cook <hidden>
Date: 2021-10-21 17:00:38
Also in:
bridge, linux-hardening, lkml, netfilter-devel
On Tue, Sep 28, 2021 at 03:06:47PM -0500, Gustavo A. R. Silva wrote:
Use array_size() helper instead of the open-coded version in
copy_{from,to}_user(). These sorts of multiplication factors
need to be wrapped in array_size().
Link: https://github.com/KSPP/linux/issues/160
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>Thanks! Reviewed-by: Kees Cook <redacted> I see that this is marked "Awaiting Upstream" (for an ebtables maintainer ack?) https://patchwork.kernel.org/project/netdevbpf/patch/20210928200647.GA266402@embeddedor/ -- Kees Cook