CVE-2016-5423

postgresql: CASE/WHEN with inlining can cause untrusted pointer dereference

Published Dec 9, 2016 CVSS 3.0 · 8.3 High EPSS 6.0% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-592-1 postgresql-9.1 security update
Debian DSA Debian DSA DSA-3646-1 postgresql-9.4 security update
EUVD EUVD EUVD-2016-6368 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.
Ubuntu USN Ubuntu USN USN-3066-1 PostgreSQL vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 1:00 AM
Reserved
Jun 10, 2016, 12:00 AM
Status
Modified
Published
Dec 9, 2016, 11:59 PM
Modified
Jun 17, 2026, 12:49 AM
Severity
Moderate
Public date
Aug 11, 2016, 12:00 AM