Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crlsa-2026_77498)

critical Nessus Plugin ID 364605

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_77498 advisory.

* kernel: vsock/vmci: fix UAF when peer resets connection during handshake (CVE-2026-64115)

* kernel: packet: use consistent hard_header_len in non-ring send paths ()

* kernel: packet: use consistent hard_header_len in non-ring send paths (CVE-2026-74582)

* kernel: svcrdma: Reject inline replies that overflow the pull-up buffer (CVE-2026-89530)

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-2026_77498.

See Also

https://access.redhat.com/errata/RHSA-2026:77498

https://bugzilla.redhat.com/show_bug.cgi?id=2502593

https://bugzilla.redhat.com/show_bug.cgi?id=2519475

https://bugzilla.redhat.com/show_bug.cgi?id=2532218

https://errata.build.resf.org/RLSA-2026:77498

http://www.nessus.org/u?42cfa8fc

http://www.nessus.org/u?b0536ab1

Plugin Details

Severity: Critical

ID: 364605

File Name: ciq_rocky_linux_8_crlsa-2026_77498.nasl

Version: 1.1

Type: Local

Published: 10/12/2026

Updated: 10/12/2026

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

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.3

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-89530

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/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 Ease: No known exploits are available

Patch Publication Date: 10/9/2026

Vulnerability Publication Date: 6/4/2026

Reference Information

CVE: CVE-2026-64115, CVE-2026-74582, CVE-2026-89530