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AlmaLinux 8 : postgresql:13 (ALSA-2026:28208)

high Nessus Plugin ID 322423

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Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:28208 advisory.

 * postgresql: PostgreSQL: Credential recovery via covert timing channel in MD5 password comparison (CVE-2026-6478)

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

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

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2026:28208

https://errata.almalinux.org/8/ALSA-2026-28208.html

Plugin Details

Severity: High

ID: 322423

File Name: alma_linux_ALSA-2026-28208.nasl

Version: 1.2

Type: Local

Published: 6/24/2026

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.98

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2026-6478

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:postgresql-upgrade-devel, p-cpe:/a:alma:linux:postgresql-docs, p-cpe:/a:alma:linux:postgresql-server-devel, p-cpe:/a:alma:linux:postgresql-test-rpm-macros, p-cpe:/a:alma:linux:pg_repack, cpe:/o:alma:linux:8::appstream, p-cpe:/a:alma:linux:postgresql-test, p-cpe:/a:alma:linux:postgresql-static, p-cpe:/a:alma:linux:postgresql-plpython3, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::powertools, cpe:/o:alma:linux:8, p-cpe:/a:alma:linux:postgresql, cpe:/o:alma:linux:8::supplementary, p-cpe:/a:alma:linux:postgresql-plperl, cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::highavailability, p-cpe:/a:alma:linux:postgresql-upgrade, p-cpe:/a:alma:linux:postgresql-pltcl, cpe:/o:alma:linux:8::resilientstorage, cpe:/o:alma:linux:8::baseos, p-cpe:/a:alma:linux:pgaudit, cpe:/o:alma:linux:8::sap, p-cpe:/a:alma:linux:postgres-decoderbufs, p-cpe:/a:alma:linux:postgresql-server, p-cpe:/a:alma:linux:postgresql-contrib

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/23/2026

Vulnerability Publication Date: 5/14/2026

Reference Information

CVE: CVE-2026-6478

CWE: 385

RHSA: 2026:28208