here :https://www.postgresql.org/about/news/1801/
The 3 CVE links lead to a 404 page on RH website :
https://access.redhat.com/security/cve/CVE-2017-12172https://access.redhat.com/security/cve/CVE-2017-15098https://access.redhat.com/security/cve/CVE-2017-15099
--Damien Clochard