PT-2021-4727 · Google+4 · Google Chrome+4

Dnpushme · Published 2021-08-04 · Updated 2024-06-15 · CVE-2021-37978

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 94.0.4606.81

Description The issue is related to a heap buffer overflow in the Blink module of Google Chrome and Microsoft Edge browsers, which occurs when processing HTML content. This can allow a remote attacker to potentially exploit heap corruption via a crafted HTML page, leading to arbitrary code execution or denial of service.

Recommendations For Google Chrome versions prior to 94.0.4606.81, update to version 94.0.4606.81 or later to resolve the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability for Microsoft Edge.

Exploit

Fix

Heap Based Buffer Overflow

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-119

CWE-787

Related Identifiers

ALT-PU-2021-3008

ALT-PU-2021-3024

ALT-PU-2021-3044

ALT-PU-2021-3329

ALT-PU-2021-3431

ALT-PU-2021-3436

ALT-PU-2021-3603

BDU:2021-05433

CVE-2021-37978

DSA-5046-1

MGASA-2022-0050

OPENSUSE-SU-2021:1350-1

OPENSUSE-SU-2021:1433-1

OPENSUSE-SU-2021:1434-1

OPENSUSE-SU-2021_1350-1

OPENSUSE-SU-2021_1433-1

OPENSUSE-SU-2021_1434-1

OPENSUSE-SU-2022:0110-1

OPENSUSE-SU-2022_0110-1

OPENSUSE-SU-2024:11572-1

OPENSUSE-SU-2024:11605-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Edge

Suse

References · 2363

• 🔥 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://advisories.mageia.org/MGASA-2022-0050.html · Security Note
• https://chromereleases.googleblog.com/2021/10/stable-channel-update-for-desktop.html · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RNARCF5HEZK7GJXZRN5TQ45AQDCRM2WO · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-37978 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-37978 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/2MLX3OHXV7SCLP5MK4AA5TVXPPNSWDUP · Vendor Advisory