Name: CVE-2021-30518: Out-of-bounds Write
Creator: Rapid7
Published: 2021-06-04T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-30518, CWE-787, CVSS 8.8, EPSS 0.01343

Heap buffer overflow in Reader Mode in Google Chrome prior to 90.0.4430.212 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVSS Details

CVSS 3.1 Base Score: 8.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade qt5-qtwebengine	Aug 22, 2024	Jun 4, 2021
Arch Linux	—	Upgrade to the latest version of Arch Linux	Jul 11, 2025	Jun 4, 2021
Debian	—	Upgrade chromium	May 19, 2021	May 19, 2021
Freebsd	—	Upgrade chromium	Nov 4, 2022	May 11, 2021
Gentoo Linux	—	Upgrade www-client/google-chrome.Upgrade www-client/chromium.	Jul 8, 2021	Jun 4, 2021
Google Chrome	—	Upgrade to the latest version of Google Chrome	May 11, 2021	May 10, 2021
Microsoft Edge	—	Update Microsoft Edge to the latest version	Nov 17, 2021	Jun 4, 2021
Suse	—	Upgrade chromiumUpgrade chromedriverUpgrade opera	May 18, 2021	May 16, 2021
Ubuntu	—	Upgrade chromium-browser	Nov 19, 2024	Jun 4, 2021

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CVSS Details

Covered by Rapid7

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