CVE-2021-4053 is a high-severity use-after-free vulnerability in the UI component of Google Chrome on Linux, affecting versions prior to 96.0.4664.93, as well as various Debian and Fedora distributions. This flaw allows a remote attacker to potentially exploit heap corruption through a specially crafted HTML page. With a CVSS score of 8.8 (HIGH), successful exploitation could lead to high confidentiality, integrity, and availability impacts. While there is no evidence of active exploitation (KEV: No) and no public exploit code (Metasploit, Nuclei, ExploitDB: None), the vulnerability has garnered significant community discussion and media coverage, indicating awareness and concern within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 96.0.4664.93CPE matchmatch criteria | cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* | ||
34CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.