Bug#1006271: Acknowledgement (network-manager: crashes if DHCPv6 server sends multiple IPv6 addresses)

[Mad Horse]

A patch like the attached one should be able to fix this problem.
diff -Nrup src/core/dhcp/nm-dhcp-utils.c.orig src/core/dhcp/nm-dhcp-utils.c
--- "src/core/dhcp/nm-dhcp-utils.c.orig"	2022-03-03 13:44:26
+++ "src/core/dhcp/nm-dhcp-utils.c"	2022-03-03 13:44:56
@@ -876,7 +876,7 @@ nm_dhcp_utils_merge_new_dhcp6_lease(cons
      * addresses from the same transaction into a single configuration.
      **/
 
-    l3cd_merged = nm_l3_config_data_new_clone(l3cd_old, -1);
+    l3cd_merged = nm_l3_config_data_new_clone(l3cd_old, 0);
 
     nm_l3_config_data_iter_ip6_address_for_each (&iter, l3cd_new, &addr)
         nm_l3_config_data_add_address_6(l3cd_merged, addr);