In the Linux kernel, the following vulnerability has been resolved: sfc/siena: fix null pointer dereference in efx_hard_start_xmit Like in previous patch for sfc, prevent potential (but unlikely) NULL pointer dereference.
https://git.kernel.org/stable/c/a4eadca702dff0768dd01be6789bbec2a18e5b0a
https://git.kernel.org/stable/c/589c6eded10c77a12b7b2cf235b6b19a2bdb91fa