RedhatCVELIST:CVE-2016-5423CVE-2016-5423
PostgreSQL before 9.1.23, 9.2.x before 9.2.18, 9.3.x before 9.3.14, 9.4.x before 9.4.9, and 9.5.x before 9.5.4 allow remote authenticated users to cause a denial of service (NULL pointer dereference and server crash), obtain sensitive memory information, or possibly execute arbitrary code via (1) a CASE expression within the test value subexpression of another CASE or (2) inlining of an SQL function that implements the equality operator used for a CASE expression involving values of different types.
References
rhn.redhat.com/errata/RHSA-2016-1781.html
rhn.redhat.com/errata/RHSA-2016-1820.html
rhn.redhat.com/errata/RHSA-2016-1821.html
rhn.redhat.com/errata/RHSA-2016-2606.html
www.debian.org/security/2016/dsa-3646
www.securityfocus.com/bid/92433
www.securitytracker.com/id/1036617
access.redhat.com/errata/RHSA-2017:2425
bugzilla.redhat.com/show_bug.cgi?id=1364001
security.gentoo.org/glsa/201701-33
www.postgresql.org/about/news/1688/
www.postgresql.org/docs/current/static/release-9-1-23.html
www.postgresql.org/docs/current/static/release-9-2-18.html
www.postgresql.org/docs/current/static/release-9-3-14.html
www.postgresql.org/docs/current/static/release-9-4-9.html
www.postgresql.org/docs/current/static/release-9-5-4.html
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