RHEL 8 : firefox (RHSA-2021:3757)

critical Nessus Plugin ID 154024

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:3757 advisory.

- rust-crossbeam-deque: race condition may lead to double free (CVE-2021-32810)

- Mozilla: Use-after-free in MessageTask (CVE-2021-38496)

- Mozilla: Validation message could have been overlaid on another origin (CVE-2021-38497)

- Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498)

- Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2 (CVE-2021-38500)

- Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2 (CVE-2021-38501)

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 firefox package.

See Also

https://cwe.mitre.org/data/definitions/119.html

https://cwe.mitre.org/data/definitions/120.html

https://cwe.mitre.org/data/definitions/416.html

https://cwe.mitre.org/data/definitions/1021.html

https://access.redhat.com/security/cve/CVE-2021-32810

https://access.redhat.com/security/cve/CVE-2021-38496

https://access.redhat.com/security/cve/CVE-2021-38497

https://access.redhat.com/security/cve/CVE-2021-38498

https://access.redhat.com/security/cve/CVE-2021-38500

https://access.redhat.com/security/cve/CVE-2021-38501

https://access.redhat.com/errata/RHSA-2021:3757

https://bugzilla.redhat.com/1990342

https://bugzilla.redhat.com/2011097

https://bugzilla.redhat.com/2011098

https://bugzilla.redhat.com/2011099

https://bugzilla.redhat.com/2011100

https://bugzilla.redhat.com/2011101

Plugin Details

Severity: Critical

ID: 154024

File Name: redhat-RHSA-2021-3757.nasl

Version: 1.9

Type: local

Agent: unix

Published: 10/12/2021

Updated: 5/9/2022

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

CVSS Score Source: CVE-2021-38501

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C

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: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:rhel_e4s:8.1, cpe:/o:redhat:rhel_eus:8.1, p-cpe:/a:redhat:enterprise_linux:firefox

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 10/11/2021

Vulnerability Publication Date: 8/2/2021

Reference Information

CVE: CVE-2021-32810, CVE-2021-38496, CVE-2021-38497, CVE-2021-38498, CVE-2021-38500, CVE-2021-38501

RHSA: 2021:3757

IAVA: 2021-A-0461-S, 2021-A-0450-S

CWE: 119, 120, 416, 1021