VIR Vulnerability Intelligence Relay

CVE-2016-5423

high
Published 2016-12-09 · Modified 2026-05-06
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
8.3
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
8.3

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.

Predictions

Exploit likelihood
89%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
OSVersionStatusFixed in
suse slesaffected
debian debian8.0affected

Application impact
VendorProductVersionsFixed
postgresql postgresqlpostgresql{"endIncluding":"9.1.22"}
postgresql postgresqlpostgresql9.2
postgresql postgresqlpostgresql9.2.1
postgresql postgresqlpostgresql9.2.2
postgresql postgresqlpostgresql9.2.3
postgresql postgresqlpostgresql9.2.4
postgresql postgresqlpostgresql9.2.5
postgresql postgresqlpostgresql9.2.6
postgresql postgresqlpostgresql9.2.7
postgresql postgresqlpostgresql9.2.8
postgresql postgresqlpostgresql9.2.9
postgresql postgresqlpostgresql9.2.10
postgresql postgresqlpostgresql9.2.11
postgresql postgresqlpostgresql9.2.12
postgresql postgresqlpostgresql9.2.13
postgresql postgresqlpostgresql9.2.14
postgresql postgresqlpostgresql9.2.15
postgresql postgresqlpostgresql9.2.16
postgresql postgresqlpostgresql9.2.17
postgresql postgresqlpostgresql9.3
postgresql postgresqlpostgresql9.3.1
postgresql postgresqlpostgresql9.3.2
postgresql postgresqlpostgresql9.3.3
postgresql postgresqlpostgresql9.3.4
postgresql postgresqlpostgresql9.3.5
postgresql postgresqlpostgresql9.3.6
postgresql postgresqlpostgresql9.3.7
postgresql postgresqlpostgresql9.3.8
postgresql postgresqlpostgresql9.3.9
postgresql postgresqlpostgresql9.3.10
postgresql postgresqlpostgresql9.3.11
postgresql postgresqlpostgresql9.3.12
postgresql postgresqlpostgresql9.3.13
postgresql postgresqlpostgresql9.4
postgresql postgresqlpostgresql9.4.1
postgresql postgresqlpostgresql9.4.2
postgresql postgresqlpostgresql9.4.3
postgresql postgresqlpostgresql9.4.4
postgresql postgresqlpostgresql9.4.5
postgresql postgresqlpostgresql9.4.6
postgresql postgresqlpostgresql9.4.7
postgresql postgresqlpostgresql9.4.8
postgresql postgresqlpostgresql9.5
postgresql postgresqlpostgresql9.5.1
postgresql postgresqlpostgresql9.5.2
postgresql postgresqlpostgresql9.5.3

References

CWEs

CWE-476

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.