Untrusted Pointer Dereference Affecting postgresql-contrib package, versions <0:9.2.18-1.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-POSTGRESQLCONTRIB-1456641
- published26 Jul 2021
- disclosed11 Aug 2016
Introduced: 11 Aug 2016
CVE-2016-5423 (opens in a new tab)How to fix?
Upgrade RHEL:7 postgresql-contrib to version 0:9.2.18-1.el7 or higher.
This issue was patched in RHSA-2016:2606.
NVD Description
Note: Versions mentioned in the description apply only to the upstream postgresql-contrib package and not the postgresql-contrib package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
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
- http://www.securityfocus.com/bid/92433
- https://bugzilla.redhat.com/show_bug.cgi?id=1364001
- https://www.postgresql.org/about/news/1688/
- https://www.postgresql.org/docs/current/static/release-9-1-23.html
- https://www.postgresql.org/docs/current/static/release-9-2-18.html
- https://www.postgresql.org/docs/current/static/release-9-3-14.html
- https://www.postgresql.org/docs/current/static/release-9-4-9.html
- https://www.postgresql.org/docs/current/static/release-9-5-4.html
- https://access.redhat.com/security/cve/CVE-2016-5423
- http://www.debian.org/security/2016/dsa-3646
- https://security.gentoo.org/glsa/201701-33
- http://rhn.redhat.com/errata/RHSA-2016-1781.html
- http://rhn.redhat.com/errata/RHSA-2016-1820.html
- http://rhn.redhat.com/errata/RHSA-2016-1821.html
- http://rhn.redhat.com/errata/RHSA-2016-2606.html
- https://access.redhat.com/errata/RHSA-2016:2606
- http://www.securitytracker.com/id/1036617