CVE Vulnerabilities

CVE-2021-23994

Missing Initialization of Resource

Published: Jun 24, 2021 | Modified: Jul 02, 2021
CVSS 3.x
8.8
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
6.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
8.8 IMPORTANT
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Ubuntu
MEDIUM

A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.

Weakness

The product does not initialize a critical resource.

Affected Software

Name Vendor Start Version End Version
Firefox Mozilla * 88.0 (excluding)
Firefox_esr Mozilla * 78.10 (excluding)
Thunderbird Mozilla * 78.10 (excluding)
Red Hat Enterprise Linux 7 RedHat thunderbird-0:78.10.0-1.el7_9 *
Red Hat Enterprise Linux 7 RedHat firefox-0:78.10.0-1.el7_9 *
Red Hat Enterprise Linux 8 RedHat thunderbird-0:78.10.0-1.el8_3 *
Red Hat Enterprise Linux 8 RedHat firefox-0:78.10.0-1.el8_3 *
Red Hat Enterprise Linux 8.1 Extended Update Support RedHat thunderbird-0:78.10.0-1.el8_1 *
Red Hat Enterprise Linux 8.1 Extended Update Support RedHat firefox-0:78.10.0-1.el8_1 *
Red Hat Enterprise Linux 8.2 Extended Update Support RedHat thunderbird-0:78.10.0-1.el8_2 *
Red Hat Enterprise Linux 8.2 Extended Update Support RedHat firefox-0:78.10.0-1.el8_2 *
Firefox Ubuntu bionic *
Firefox Ubuntu devel *
Firefox Ubuntu focal *
Firefox Ubuntu groovy *
Firefox Ubuntu hirsute *
Firefox Ubuntu impish *
Firefox Ubuntu jammy *
Firefox Ubuntu kinetic *
Firefox Ubuntu lunar *
Firefox Ubuntu mantic *
Firefox Ubuntu noble *
Firefox Ubuntu trusty *
Firefox Ubuntu upstream *
Firefox Ubuntu xenial *
Firefox-esr Ubuntu trusty *
Mozjs38 Ubuntu bionic *
Mozjs38 Ubuntu esm-apps/bionic *
Mozjs38 Ubuntu upstream *
Mozjs52 Ubuntu bionic *
Mozjs52 Ubuntu esm-apps/focal *
Mozjs52 Ubuntu esm-infra/bionic *
Mozjs52 Ubuntu focal *
Mozjs52 Ubuntu groovy *
Mozjs52 Ubuntu upstream *
Mozjs68 Ubuntu focal *
Mozjs68 Ubuntu groovy *
Mozjs68 Ubuntu upstream *
Mozjs78 Ubuntu esm-apps/jammy *
Mozjs78 Ubuntu groovy *
Mozjs78 Ubuntu hirsute *
Mozjs78 Ubuntu impish *
Mozjs78 Ubuntu jammy *
Mozjs78 Ubuntu kinetic *
Mozjs78 Ubuntu lunar *
Mozjs78 Ubuntu upstream *
Thunderbird Ubuntu bionic *
Thunderbird Ubuntu devel *
Thunderbird Ubuntu focal *
Thunderbird Ubuntu groovy *
Thunderbird Ubuntu hirsute *
Thunderbird Ubuntu impish *
Thunderbird Ubuntu jammy *
Thunderbird Ubuntu kinetic *
Thunderbird Ubuntu lunar *
Thunderbird Ubuntu mantic *
Thunderbird Ubuntu noble *
Thunderbird Ubuntu trusty *
Thunderbird Ubuntu upstream *
Thunderbird Ubuntu xenial *

Potential Mitigations

References