Rocky Linux 9 [CIQ] Security Update: fence-agents-aliyun / fence-agents-all / fence-agents-amt-ws / etc Multiple Vulnerabilities (crlsa-2026_19355)

high Nessus Plugin ID 355800

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-2026_19355 advisory.

* cryptography: cryptography Subgroup Attack Due to Missing Subgroup Validation for SECT Curves (CVE-2026-26007)

* pyjwt: PyJWT accepts unknown `crit` header extensions (RFC 7515 ?4.1.11 MUST violation) (CVE-2026-32597)

* pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion (CVE-2026-30922)

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_19355.

See Also

https://access.redhat.com/errata/RHSA-2026:19355

https://bugzilla.redhat.com/show_bug.cgi?id=2438762

https://bugzilla.redhat.com/show_bug.cgi?id=2447194

https://bugzilla.redhat.com/show_bug.cgi?id=2448553

https://errata.build.resf.org/RLSA-2026:19355

http://www.nessus.org/u?f0b58527

http://www.nessus.org/u?f9e82cec

Plugin Details

Severity: High

ID: 355800

File Name: ciq_rocky_linux_9_crlsa-2026_19355.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 93.4

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:C/I:N/A:N

CVSS Score Source: CVE-2026-26007

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

CVSS v4

Risk Factor: High

Base Score: 8.2

Threat Score: 6.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

Required KB Items: Host/OS/extended-third-party, Host/local_checks_enabled, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/30/2026

Vulnerability Publication Date: 2/10/2026

Reference Information

CVE: CVE-2026-26007, CVE-2026-30922, CVE-2026-32597