Inappropriate implementation in V8 in Google Chrome prior to 86.0.4240.183 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
https://www.debian.org/security/2021/dsa-4824
https://security.gentoo.org/glsa/202011-12
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S4XYJ7B6OXHZNYSA5J3DBUOFEC6WCAGW/
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html
https://www.tenable.com/cyber-exposure/2020-threat-landscape-retrospective
https://www.tenable.com/blog/cve-2021-21148-google-chrome-heap-buffer-overflow-vulnerability-exploited-in-the-wild
https://www.tenable.com/blog/cve-2020-15999-cve-2020-17087-google-chrome-microsoft-windows-kernel-zero-day-vulnerabilities-exploited-in-wild-along-with-cve-2020-16009
https://crbug.com/1143772
https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop.html
http://packetstormsecurity.com/files/159974/Chrome-V8-Turbofan-Type-Confusion.html
Source: Mitre, NVD
Published: 2020-11-03
Updated: 2025-02-05
Known Exploited Vulnerability (KEV)
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.80834