Detections
Analytics

AlmaLinux 9 : bind9.18 (ALSA-2026:93072)

high Nessus Plugin ID 374543

Synopsis

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

Description

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:93072 advisory.

 * bind: BIND: Denial of Service via unbounded processing of crafted DNS messages (CVE-2026-19630)
 * bind: bind: Arbitrary code execution via GSS-TSIG UDP message replay (CVE-2026-94300)
 * bind: bind: Denial of Service via assertion failure during redirect processing (CVE-2026-96888)
 * bind: bind: Denial of service via assertion failure in RPZ query processing (CVE-2026-97313)

Tenable has extracted the preceding description block directly from the AlmaLinux 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://access.redhat.com/errata/RHSA-2026:93072

https://errata.almalinux.org/9/ALSA-2026-93072.html

Plugin Details

Severity: High

ID: 374543

File Name: alma_linux_ALSA-2026-93072.nasl

Version: 1.1

Type: Local

Published: 10/31/2026

Updated: 10/31/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.57

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 6

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

CVSS Score Source: CVE-2026-94300

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: cpe:/o:alma:linux:9, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::crb, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:bind9.18-chroot, p-cpe:/a:alma:linux:bind9.18-devel, p-cpe:/a:alma:linux:bind9.18-dnssec-utils, p-cpe:/a:alma:linux:bind9.18-doc, p-cpe:/a:alma:linux:bind9.18-libs, p-cpe:/a:alma:linux:bind9.18-utils, p-cpe:/a:alma:linux:bind9.18

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/30/2026

Vulnerability Publication Date: 10/21/2026

Reference Information

CVE: CVE-2026-19630, CVE-2026-94300, CVE-2026-96888, CVE-2026-97313

CWE: 366, 617, 770

RHSA: 2026:93072