Rocky Linux 8 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2021_3155)

high Nessus Plugin ID 357937

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-2021_3155 advisory.

* Mozilla: Uninitialized memory in a canvas object could have led to memory corruption (CVE-2021-29980)

* Mozilla: Incorrect instruction reordering during JIT optimization (CVE-2021-29984)

* Mozilla: Race condition when resolving DNS names could have led to memory corruption (CVE-2021-29986)

* Mozilla: Memory corruption as a result of incorrect style treatment (CVE-2021-29988)

* Mozilla: Memory safety bugs fixed in Thunderbird 78.13 (CVE-2021-29989)

* Mozilla: Use-after-free media channels (CVE-2021-29985)

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-2021_3155.

Plugin Details

Severity: High

ID: 357937

File Name: ciq_rocky_linux_8_crlsa-2021_3155.nasl

Version: 1.1

Type: Local

Family: Rocky Linux Local Security Checks

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: 4.9

Percentile: 57.12

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-29989

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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: 8/16/2021

Vulnerability Publication Date: 8/10/2021

Reference Information

CVE: CVE-2021-29980, CVE-2021-29984, CVE-2021-29985, CVE-2021-29986, CVE-2021-29988, CVE-2021-29989

Detections

Analytics