NULL Pointer Dereference Affecting postgresql package, versions <9.5.4-r0
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-ALPINE34-POSTGRESQL-468232
- published22 Sept 2019
- disclosed22 Sept 2019
- creditUnknown
Introduced: 22 Sep 2019
CVE-2016-5423 (opens in a new tab)How to fix?
Upgrade Alpine:3.4 postgresql to version 9.5.4-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream postgresql package and not the postgresql package as distributed by Alpine.
See How to fix? for Alpine:3.4 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.debian.org/security/2016/dsa-3646
- https://security.gentoo.org/glsa/201701-33
- 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://bugzilla.redhat.com/show_bug.cgi?id=1364001
- 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-2017:2425
- http://www.securityfocus.com/bid/92433
- http://www.securitytracker.com/id/1036617