PT-2021-4290 · Google+3 · V8+4

Published 2021-09-30 · Updated 2024-07-26 · CVE-2021-37975

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 94.0.4606.71

Description The issue is related to a use after free in V8, allowing a remote attacker to potentially exploit heap corruption via a crafted HTML page. This could enable the attacker to execute arbitrary code. The vulnerability has been exploited in real-world attacks, with in-the-wild bug analysis available.

Recommendations For Google Chrome versions prior to 94.0.4606.71, update to version 94.0.4606.71 or later to resolve the issue. As a temporary workaround, consider restricting access to potentially vulnerable V8 components until a patch is applied. Avoid using crafted HTML pages that could trigger the use after free vulnerability in V8.

Exploit

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2021-2962

ALT-PU-2021-2987

ALT-PU-2021-2988

ALT-PU-2021-3044

ALT-PU-2021-3050

ALT-PU-2021-3436

ALT-PU-2021-3603

BDU:2021-04899

CVE-2021-37975

DSA-5046-1

MGASA-2022-0050

OPENSUSE-SU-2021:1339-1

OPENSUSE-SU-2021:1350-1

OPENSUSE-SU-2021:1358-1

OPENSUSE-SU-2021:1433-1

OPENSUSE-SU-2021:1434-1

OPENSUSE-SU-2021_1350-1

OPENSUSE-SU-2021_1358-1

OPENSUSE-SU-2021_1433-1

OPENSUSE-SU-2021_1434-1

OPENSUSE-SU-2022:0110-1

OPENSUSE-SU-2022_0110-1

OPENSUSE-SU-2024:11555-1

OPENSUSE-SU-2024:11605-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Suse

V8

References · 2379

• 🔥 https://github.com/Phuong39/PoC-CVE-2021-30632 · Exploit
• 🔥 https://github.com/ZeusBox/CVE-2021-37980 · Exploit
• 🔥 https://github.com/SpiralBL0CK/Chrome-V8-RCE-CVE-2021-38003 · Exploit
• 🔥 https://github.com/CrackerCat/CVE-2021-30632 · Exploit
• 🔥 https://github.com/Peterpan0927/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥 https://github.com/xmzyshypnc/CVE-2021-30551 · Exploit
• 🔥 https://github.com/maldiohead/TFC-Chrome-v8-bug-CVE-2021-38001-poc · Exploit
• 🔥❌ https://github.com/Lagal1990/CVE-2021-30632 · Exploit, Deleted
• 🔥❌ https://github.com/Expdev893/CVE-2021-30632 · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2021-37975 · Security Note
• https://advisories.mageia.org/MGASA-2022-0050.html · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D63JZ3ROXCUHP4CFWDHCPZNTGET7T34R · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-37975 · Security Note
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/2MLX3OHXV7SCLP5MK4AA5TVXPPNSWDUP · Vendor Advisory