Messages in this thread | | | Subject | Re: [PATCH net-next] ip_tunnel: harden copying IP tunnel params to userspace | From | patchwork-bot+netdevbpf@kernel ... | Date | Mon, 08 Apr 2024 10:10:27 +0000 |
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Hello:
This patch was applied to netdev/net-next.git (main) by David S. Miller <davem@davemloft.net>:
On Thu, 4 Apr 2024 18:03:02 +0200 you wrote: > Structures which are about to be copied to userspace shouldn't have > uninitialized fields or paddings. > memset() the whole &ip_tunnel_parm in ip_tunnel_parm_to_user() before > filling it with the kernel data. The compilers will hopefully combine > writes to it. > > Fixes: 117aef12a7b1 ("ip_tunnel: use a separate struct to store tunnel params in the kernel") > Reported-by: Dan Carpenter <dan.carpenter@linaro.org> > Closes: https://lore.kernel.org/netdev/5f63dd25-de94-4ca3-84e6-14095953db13@moroto.mountain > Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com> > > [...]
Here is the summary with links: - [net-next] ip_tunnel: harden copying IP tunnel params to userspace https://git.kernel.org/netdev/net-next/c/5a66cda52d7d
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