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RockyLinux 9 : postgresql:16 (RLSA-2026:67491)

high Nessus Plugin ID 345929

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:67491 advisory.

 * postgresql: PostgreSQL: Arbitrary code execution via integer wraparound in tsvector and tsquery functions (CVE-2026-14662)

 * postgresql: PostgreSQL: Arbitrary code execution via untrusted data inclusion in pg_dump (CVE-2026-18408)

 * postgresql: PostgreSQL psql: Arbitrary command execution via untrusted data in COPY FROM STDIN (CVE-2026-6464)

 * postgresql: PostgreSQL: Arbitrary code execution via logical decoding plugin (CVE-2026-6471)

 * postgresql: PostgreSQL: Arbitrary code execution via type confusion with internal arguments (CVE-2026-14680)

 * postgresql: PostgreSQL: Arbitrary code execution via heap buffer overflow in regexp (CVE-2026-14664)

 * postgresql: pltcl: plperl: PostgreSQL: Arbitrary code execution in 32-bit pltcl and plperl (CVE-2026-14677)

 * postgresql-fuzzystrmatch: PostgreSQL fuzzystrmatch: Arbitrary code execution via integer wraparound (CVE-2026-15742)

 * postgresql: PostgreSQL: Arbitrary code execution via type confusion in cursor lifecycle (CVE-2026-16239)

 * postgresql: PostgreSQL: Arbitrary code execution via long POSIX timezone abbreviation (CVE-2026-14669)

 * postgresql: PostgreSQL: Stack buffer overflow via OUT parameter count manipulation (CVE-2026-14679)

 * postgresql: PostgreSQL: Arbitrary code execution via type confusion in 'refint' module (CVE-2026-14671)

 * postgresql: PostgreSQL: Arbitrary code execution via plperl tied hash heap buffer overflow (CVE-2026-14670)

 * postgresql: PostgreSQL: Information disclosure via type confusion in ctid selectivity estimator (CVE-2026-14668)

 * postgresql: PostgreSQL pg_dump: Arbitrary code execution via crafted transform lists (CVE-2026-19385)

 * postgresql: PostgreSQL: Privilege escalation via SQL injection in EXTRACT() deparse (CVE-2026-15741)

 * postgis: PostGIS: Memory Disclosure and Denial of Service via Malformed FlatGeobuf Buffer (CVE-2026-73515)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2515302

https://bugzilla.redhat.com/show_bug.cgi?id=2515303

https://bugzilla.redhat.com/show_bug.cgi?id=2515306

https://bugzilla.redhat.com/show_bug.cgi?id=2515307

https://bugzilla.redhat.com/show_bug.cgi?id=2515308

https://bugzilla.redhat.com/show_bug.cgi?id=2515311

https://bugzilla.redhat.com/show_bug.cgi?id=2515313

https://bugzilla.redhat.com/show_bug.cgi?id=2515314

https://bugzilla.redhat.com/show_bug.cgi?id=2515316

https://bugzilla.redhat.com/show_bug.cgi?id=2515317

https://bugzilla.redhat.com/show_bug.cgi?id=2515321

https://bugzilla.redhat.com/show_bug.cgi?id=2515322

https://bugzilla.redhat.com/show_bug.cgi?id=2515325

https://bugzilla.redhat.com/show_bug.cgi?id=2515326

https://bugzilla.redhat.com/show_bug.cgi?id=2515328

https://bugzilla.redhat.com/show_bug.cgi?id=2515332

https://bugzilla.redhat.com/show_bug.cgi?id=2515434

https://errata.rockylinux.org/RLSA-2026:67491

Plugin Details

Severity: High

ID: 345929

File Name: rocky_linux_RLSA-2026-67491.nasl

Version: 1.1

Type: Local

Published: 9/15/2026

Updated: 9/15/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.9

Percentile: 99.36

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-18408

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2026-19385

CVSS v4

Risk Factor: High

Base Score: 7.2

Threat Score: 5.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-73515

Vulnerability Information

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:pg_repack-debuginfo, p-cpe:/a:rocky:linux:pg_repack-debugsource, p-cpe:/a:rocky:linux:pg_repack, p-cpe:/a:rocky:linux:pgaudit-debuginfo, p-cpe:/a:rocky:linux:pgaudit-debugsource, p-cpe:/a:rocky:linux:pgaudit, p-cpe:/a:rocky:linux:pgvector-debuginfo, p-cpe:/a:rocky:linux:pgvector-debugsource, p-cpe:/a:rocky:linux:pgvector, p-cpe:/a:rocky:linux:postgres-decoderbufs-debuginfo, p-cpe:/a:rocky:linux:postgres-decoderbufs-debugsource, p-cpe:/a:rocky:linux:postgres-decoderbufs

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/15/2026

Vulnerability Publication Date: 8/13/2026

Reference Information

CVE: CVE-2026-14662, CVE-2026-14664, CVE-2026-14668, CVE-2026-14669, CVE-2026-14670, CVE-2026-14671, CVE-2026-14677, CVE-2026-14679, CVE-2026-14680, CVE-2026-15741, CVE-2026-15742, CVE-2026-16239, CVE-2026-18408, CVE-2026-19385, CVE-2026-6464, CVE-2026-6471, CVE-2026-73515