CVE-2021-21156 Information

Description

Heap buffer overflow in V8 in Google Chrome prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted script.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

https://crbug.com/1177341 https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FE5SIKEVYTMDCC5OSXGOM2KRPYLHYMQX/ https://security.gentoo.org/glsa/202104-08 http://packetstormsecurity.com/files/162579/Chrome-Array-Transfer-Bypass.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8