PT-2021-2264 · Google+3 · Google Chrome+3

Khalil Zhani · Published 2021-01-27 · Updated 2024-06-15 · CVE-2021-21159

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Google Chrome versions prior to 89.0.4389.72

Description: The issue is related to a heap buffer overflow in the TabStrip element of Google Chrome, which could allow a remote attacker to exploit heap corruption via a crafted HTML page. This could potentially impact the confidentiality, integrity, and availability of protected information.

Recommendations: For versions prior to 89.0.4389.72, update to version 89.0.4389.72 or later to resolve the issue. As a temporary workaround, consider restricting access to potentially vulnerable web pages or disabling the use of crafted HTML pages until the update is applied.

Exploit

Fix

Heap Based Buffer Overflow

Use After Free

Memory Corruption

Weakness Enumeration

CWE-122

CWE-416

CWE-787

Related Identifiers

ALT-PU-2021-1460

ALT-PU-2021-1511

ALT-PU-2021-1668

ALT-PU-2021-1751

ALT-PU-2021-2141

BDU:2021-01252

CVE-2021-21159

DSA-4886-1

MGASA-2021-0142

OPENSUSE-SU-2021:0392-1

OPENSUSE-SU-2021:0401-1

OPENSUSE-SU-2021_0392-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Suse

References · 2352

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/browser/chrome_cve_2021_21220_v8_insufficient_validation.rb · Exploit
• 🔥 https://github.com/xmzyshypnc/CVE-2021-30551 · Exploit
• 🔥 https://github.com/security-dbg/CVE-2021-21220 · Exploit
• 🔥❌ https://github.com/ohnonoyesyes/CVE-2021-21224 · Exploit, Deleted
• 🔥 https://crbug.com/1171049 · Exploit
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20210611SE16 · Vendor Advisory
• https://security.gentoo.org/glsa/202104-08 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4886-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21159 · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBT54RKAE5XLMWSHLVUKJ7T2XHHYMXLH · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-21159 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-21159 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory
• https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html · Vendor Advisory