On 05/21/2019 09:52 AM, Lorenz Bauer wrote:
> __bpf_skc_lookup takes a socket tuple and the length of the
> tuple as an argument. Based on the length, it decides which
> address family to pass to the helper function sk_lookup.
>
> In case of AF_INET6, it fails to verify that the length
> of the tuple is long enough. sk_lookup may therefore access
> data past the end of the tuple.
>
> Fixes: 6acc9b432e67 ("bpf: Add helper to retrieve socket in BPF")
> Signed-off-by: Lorenz Bauer <[email protected]>
Applied, thanks!
