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libnm: fix crash in _nm_ip_route_validate_all for invalid route

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backtrace from coredump, NetworkManager-1.30.6-1.fc34

  #0  verify
      (setting=0x55d081fe8690, connection=<optimized out>, error=0x7ffe0fa06870)
      at libnm-core/nm-setting-ip-config.c:5249
  #1  0x000055d081ab98d4 in verify
      (setting=0x55d081fe8690, connection=0x55d0820a2b80, error=0x7ffe0fa06870)
      at libnm-core/nm-setting-ip4-config.c:119
  #2  0x000055d081aa3d54 in _nm_connection_verify
      (connection=0x55d0820a2b80, error=0x7ffe0fa068c0)
      at libnm-core/nm-connection.c:1441
  #3  0x000055d081aa78ec in nm_connection_normalize
      (connection=0x55d0820a2b80, parameters=0x0, modified=0x0, error=0x7ffe0fa06de8)
      at libnm-core/nm-connection.c:1688
  #4  0x000055d081aa81f4 in _nm_connection_replace_settings
      (connection=0x55d0820a2b80, new_settings=<optimized out>, parse_flags=_NM_SETTING_PARSE_FLAGS_LAST, error=0x7ffe0fa06de8) at libnm-core/nm-connection.c:432
  #5  0x000055d081aa83a6 in _nm_simple_connection_new_from_dbus
      (dict=0x55d082089950, error=0x7ffe0fa06de8, parse_flags=_NM_SETTING_PARSE_FLAGS_LAST) at libnm-core/nm-simple-connection.c:77
  #6  0x000055d081bbf942 in settings_connection_update
      (self=0x55d081fdd9f0, is_update2=1, context=0x7fc06c021dd0, new_settings=0x55d082089950, flags=NM_SETTINGS_UPDATE2_FLAG_TO_DISK)
      at src/core/settings/nm-settings-connection.c:1637
  #7  0x000055d081bbfb09 in impl_settings_connection_update2
      (obj=0x55d081fdd9f0, interface_info=<optimized out>, method_info=<optimized out>, connection=<optimized out>, sender=<optimized out>, invocation=0x7fc06c021dd0, parameters=0x55d0820f5e60) at src/core/settings/nm-settings-connection.c:1796
  #8  0x00007fc08a9db482 in call_in_idle_cb.lto_priv () at /lib64/libgio-2.0.so.0

Fixes: bb6c2d7371 ('libnm: ensure stable behavior in _nm_ip_route_attribute_validate_all()')
(cherry picked from commit 0ed099374d)
This commit is contained in:
Vojtech Bubela 2021-09-29 12:38:40 +02:00 • committed by Beniamino Galvani
parent 02adbf5124
commit 00723dd5e8
1 changed files with 1 additions and 1 deletions
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2
src/libnm-core-impl/nm-setting-ip-config.c
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@ -1440,7 +1440,7 @@ _nm_ip_route_attribute_validate_all(const NMIPRoute *route, GError **error)
const char *key = attrs[i].name;
GVariant * val2 = attrs[i].value_ptr;
if (!nm_ip_route_attribute_validate(key, val2, route->family, NULL, NULL))
if (!nm_ip_route_attribute_validate(key, val2, route->family, NULL, error))
return FALSE;
}