Jordan Rife wrote: > Similar to the change in commit 0bdf399342c5("net: Avoid address > overwrite in kernel_connect"), BPF hooks run on bind may rewrite the > address passed to kernel_bind(). This change > > 1) Makes a copy of the bind address in kernel_bind() to insulate > callers. > 2) Replaces direct calls to sock->ops->bind() with kernel_bind() > > Link: https://lore.kernel.org/netdev/20230912013332.2048422-1-jrife@xxxxxxxxxx/ > Fixes: 4fbac77d2d09 ("bpf: Hooks for sys_bind") > Cc: stable@xxxxxxxxxxxxxxx > Signed-off-by: Jordan Rife <jrife@xxxxxxxxxx> Reviewed-by: Willem de Bruijn <willemb@xxxxxxxxxx>