For all who may concern ;)
Oracle 188.8.131.52 is out for Linux x86 and Linux x86_64
It’s patch set 10098816!
Packaging: Starting with the first patch set for Oracle Database 11g Release 2 (184.108.40.206), Oracle Database patch sets are full installations of the Oracle Database software. In past releases, Oracle Database patch sets consisted of a set of files that replaced files in an existing Oracle home. Beginning with Oracle Database 11g release 2, patch sets are full installations that replace existing installations.
Have a look at Document ID 1189783.1 please.
EDIT: Being withdrawn within hours after publishing, the patch is back available now at support.oracle.com.