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Linux Distros Unpatched Vulnerability : CVE-2026-3104

high Nessus Plugin ID 303722

Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

 - A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected. (CVE-2026-3104)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

See Also

https://access.redhat.com/security/cve/cve-2026-3104

https://security-tracker.debian.org/tracker/CVE-2026-3104

Plugin Details

Severity: High

ID: 303722

File Name: unpatched_CVE_2026_3104.nasl

Version: 1.3

Type: local

Agent: unix

Family: Misc.

Published: 3/25/2026

Updated: 3/26/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.6

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

CVSS Score Source: CVE-2026-3104

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.9

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:centos:centos:bind-chroot, p-cpe:/a:centos:centos:bind-libs, p-cpe:/a:centos:centos:bind-sdb, p-cpe:/a:centos:centos:dhcp, p-cpe:/a:centos:centos:dhcp-common, p-cpe:/a:debian:debian_linux:bind9, p-cpe:/a:redhat:enterprise_linux:bind-chroot, p-cpe:/a:redhat:enterprise_linux:bind-libs, p-cpe:/a:redhat:enterprise_linux:bind-sdb, p-cpe:/a:redhat:enterprise_linux:dhcp, p-cpe:/a:redhat:enterprise_linux:dhcp-common, p-cpe:/a:redhat:enterprise_linux:dhcp-client, p-cpe:/a:redhat:enterprise_linux:dhcp-server, p-cpe:/a:centos:centos:dhcp-client, p-cpe:/a:centos:centos:dhcp-server, p-cpe:/a:redhat:enterprise_linux:bind-dnssec-utils, p-cpe:/a:redhat:enterprise_linux:bind9.16, p-cpe:/a:redhat:enterprise_linux:bind9.16-chroot, p-cpe:/a:redhat:enterprise_linux:bind9.16-dnssec-utils, p-cpe:/a:redhat:enterprise_linux:bind9.16-doc, p-cpe:/a:redhat:enterprise_linux:python3-bind9.16, p-cpe:/a:redhat:enterprise_linux:bind-doc, p-cpe:/a:centos:centos:bind-dnssec-utils, p-cpe:/a:centos:centos:bind-doc, p-cpe:/a:redhat:enterprise_linux:bind9.18, p-cpe:/a:redhat:enterprise_linux:bind9.18-chroot, p-cpe:/a:redhat:enterprise_linux:bind9.18-dnssec-utils, p-cpe:/a:redhat:enterprise_linux:bind9.18-doc, p-cpe:/a:redhat:enterprise_linux:bind9.18-libs, cpe:/o:redhat:enterprise_linux:10, p-cpe:/a:centos:centos:bind9.16, p-cpe:/a:centos:centos:bind9.16-chroot, p-cpe:/a:centos:centos:bind9.16-dnssec-utils, p-cpe:/a:centos:centos:bind9.16-doc, p-cpe:/a:centos:centos:bind9.18, p-cpe:/a:centos:centos:bind9.18-chroot, p-cpe:/a:centos:centos:bind9.18-dnssec-utils, p-cpe:/a:centos:centos:bind9.18-doc, p-cpe:/a:centos:centos:bind9.18-libs, p-cpe:/a:centos:centos:python3-bind9.16, cpe:/o:centos:centos:7, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:centos:centos:bind, p-cpe:/a:centos:centos:bind-devel, p-cpe:/a:centos:centos:bind-utils, p-cpe:/a:centos:centos:bind-libs-lite, p-cpe:/a:centos:centos:bind-license, p-cpe:/a:centos:centos:bind-lite-devel, p-cpe:/a:centos:centos:bind-sdb-chroot, p-cpe:/a:centos:centos:bind-pkcs11, p-cpe:/a:centos:centos:bind-pkcs11-devel, p-cpe:/a:centos:centos:bind-pkcs11-libs, p-cpe:/a:centos:centos:bind-pkcs11-utils, p-cpe:/a:centos:centos:bind-export-devel, p-cpe:/a:centos:centos:bind-export-libs, p-cpe:/a:redhat:enterprise_linux:bind, p-cpe:/a:redhat:enterprise_linux:bind-devel, p-cpe:/a:redhat:enterprise_linux:bind-utils, p-cpe:/a:redhat:enterprise_linux:bind-libs-lite, p-cpe:/a:redhat:enterprise_linux:bind-license, p-cpe:/a:redhat:enterprise_linux:bind-lite-devel, p-cpe:/a:redhat:enterprise_linux:bind-pkcs11, p-cpe:/a:redhat:enterprise_linux:bind-pkcs11-devel, p-cpe:/a:redhat:enterprise_linux:bind-pkcs11-libs, p-cpe:/a:redhat:enterprise_linux:bind-pkcs11-utils, p-cpe:/a:redhat:enterprise_linux:bind-sdb-chroot, p-cpe:/a:redhat:enterprise_linux:bind-export-devel, p-cpe:/a:redhat:enterprise_linux:bind-export-libs, p-cpe:/a:redhat:enterprise_linux:python3-bind, p-cpe:/a:redhat:enterprise_linux:dhcp-relay, cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:python3-bind, p-cpe:/a:centos:centos:dhcp-relay, cpe:/o:redhat:enterprise_linux:9, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:redhat:enterprise_linux:bind-dnssec-doc, p-cpe:/a:redhat:enterprise_linux:bind9.16-devel, p-cpe:/a:redhat:enterprise_linux:bind9.16-libs, p-cpe:/a:redhat:enterprise_linux:bind9.16-license, p-cpe:/a:redhat:enterprise_linux:bind9.16-utils, p-cpe:/a:centos:centos:bind-dnssec-doc, cpe:/o:debian:debian_linux:13.0, p-cpe:/a:redhat:enterprise_linux:bind9.18-devel, p-cpe:/a:redhat:enterprise_linux:bind9.18-utils, cpe:/o:debian:debian_linux:14.0, p-cpe:/a:centos:centos:bind9.16-devel, p-cpe:/a:centos:centos:bind9.16-libs, p-cpe:/a:centos:centos:bind9.16-license, p-cpe:/a:centos:centos:bind9.16-utils, p-cpe:/a:centos:centos:bind9.18-devel, p-cpe:/a:centos:centos:bind9.18-utils

Required KB Items: Host/local_checks_enabled, Host/cpu, global_settings/vendor_unpatched, Host/OS/identifier

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 3/25/2026

Reference Information

CVE: CVE-2026-3104