CVE-2021-23994 — Missing Initialization of Resource in Mozilla Firefox

CWE-909 — Missing Initialization of ResourceCWE-787 — Out-of-bounds Write15 documents8 sources
Severity
8.8HIGHNVD
OSV7.4
EPSS
0.3%
top 42.63%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedJun 24
Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5mozilla/firefoxunspecified — 88
▶NVDmozilla/firefox< 88.0
▶CVEListV5mozilla/firefox_esrunspecified — 78.10
▶NVDmozilla/firefox_esr< 78.10
▶Ubuntumozilla/firefox< 88.0+build2-0ubuntu0.16.04.1+2

🔴Vulnerability Details

6
GHSA
GHSA-cp36-9jg5-jrv5: A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write↗2022-05-24
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OSV
thunderbird vulnerabilities↗2021-06-25
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OSV
CVE-2021-23994: A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write↗2021-06-24
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CVEList
CVE-2021-23994: A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write↗2021-06-24
▶
OSV
thunderbird vulnerabilities↗2021-06-22
▶

📋Vendor Advisories

8
Ubuntu
Thunderbird vulnerabilities↗2021-06-25
▶
Ubuntu
Thunderbird vulnerabilities↗2021-06-22
▶
Ubuntu
Firefox vulnerabilities↗2021-04-26
▶
Red Hat
Mozilla: Out of bound write due to lazy initialization↗2021-04-19
▶
Debian
CVE-2021-23994: firefox - A WebGL framebuffer was not initialized early enough, resulting in memory corrup...↗2021
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CVE-2021-23994 — Missing Initialization of Resource | cvebase