ip6_gre: add validation for csum_start
Validate csum_start in gre_handle_offloads before we call _gre_xmit so that we do not crash later when the csum_start value is used in the lco_csum function call. This patch deals with ipv6 code. Fixes: Fixes: b05229f4 ("gre6: Cleanup GREv6 transmit path, call common GRE functions") Reported-by:<syzbot+ff8e1b9f2f36481e2efc@syzkaller.appspotmail.com> Signed-off-by:
Shreyansh Chouhan <chouhan.shreyansh630@gmail.com> Reviewed-by:
Willem de Bruijn <willemb@google.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
1d011c48
Please register or sign in to comment