Detections
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Rocky Linux 9 [CIQ] Security Update: bind9.18 / bind9.18-chroot / bind9.18-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_21111)
high Nessus Plugin ID 356289
Synopsis
The Rocky Linux host is missing one or more security updates.Description
The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2025_21111 advisory.* bind: Cache poisoning attacks with unsolicited RRs (CVE-2025-40778)
* bind: Cache poisoning due to weak PRNG (CVE-2025-40780)
* bind: Resource exhaustion via malformed DNSKEY handling (CVE-2025-8677)
Tenable has extracted the preceding description block directly from the CIQ 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 based on the guidance in CIQ advisory crlsa-2025_21111.See Also
https://access.redhat.com/errata/RHSA-2025:21111
https://bugzilla.redhat.com/show_bug.cgi?id=2405827
https://bugzilla.redhat.com/show_bug.cgi?id=2405829
https://bugzilla.redhat.com/show_bug.cgi?id=2405830
https://errata.build.resf.org/RLSA-2025:21111
Plugin Details
Severity: High
ID: 356289
File Name: ciq_rocky_linux_9_crlsa-2025_21111.nasl
Version: 1.2
Type: Local
Published: 10/1/2026
Updated: 10/2/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.1
Percentile: 96.35
Vendor
Vendor Severity: Unknown
CVSS v2
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.1
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:N
CVSS Score Source: CVE-2025-40780
CVSS v3
Risk Factor: High
Base Score: 8.6
Temporal Score: 7.7
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 11/21/2025
Vulnerability Publication Date: 10/22/2025