CVE-2021-4056 — Type Confusion in Google Chrome

CWE-843 — Type Confusion6 documents6 sources
Severity
8.8HIGHNVD
EPSS
1.5%
top 19.12%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Google ChromeChromiumDebian Chromium+4 more
Timeline
PublishedDec 23
Latest updateDec 24

Description

Type confusion in loader in Google Chrome prior to 96.0.4664.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

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 Packages6 packages

▶CVEListV5google/chromeunspecified — 96.0.4664.93
▶NVDgoogle/chrome< 96.0.4664.93
▶debiandebian/chromium< chromium 97.0.4692.71-0.1 (bookworm)
▶Debianchromium/chromium< 97.0.4692.71-0.1~deb11u1+3

Also affects: Debian Linux 10.0, 11.0, Fedora 34

🔴Vulnerability Details

2
GHSA
GHSA-fh3x-g635-w57r: Type confusion in loader in Google Chrome prior to 96↗2021-12-24
▶
OSV
CVE-2021-4056: Type confusion in loader in Google Chrome prior to 96↗2021-12-23
▶

📋Vendor Advisories

3
Microsoft
Chromium: CVE-2021-4056: Type Confusion in loader↗2021-12-14
▶
Chrome
Stable Channel Update for Desktop: CVE-2021-4055↗2021-12-06
▶
Debian
CVE-2021-4056: chromium - Type confusion in loader in Google Chrome prior to 96.0.4664.93 allowed a remote...↗2021
▶