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CentOS Linux 7.9 [CIQ] Security Update: glibc / glibc-common / glibc-devel / glibc-headers / glibc-static / etc (ciqsa-2026_0666)

critical Nessus Plugin ID 354458

Synopsis

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

Description

The CentOS Linux 7.9 host has packages installed that are affected by a vulnerability as referenced in the CIQ ciqsa-2026_0666 advisory.

 This advisory aggregates security fixes for the glibc SRPM in CIQ CentOS Bridge 7.9. It addresses 1 CVE:
 CVE-2021-35942.

Tenable has extracted the preceding description block directly from the CIQ security advisory.

Note that Nessus has not tested for this issue 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 ciqsa-2026_0666.

See Also

https://github.com/ctrliq/advisories

http://www.nessus.org/u?13efa026

http://www.nessus.org/u?66f61179

Plugin Details

Severity: Critical

ID: 354458

File Name: ciq_centos_7_9_ciqsa-2026_0666.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 10/1/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.06

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2021-35942

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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/CentOS/release, Host/CentOS/rpm-list, Host/OS/extended-third-party

Exploit Ease: No known exploits are available

Patch Publication Date: 9/1/2026

Vulnerability Publication Date: 7/22/2021

Reference Information

CVE: CVE-2021-35942