PT-2021-5418 · Google+4 · Google Chrome+4

R0Ng · Published 2021-10-18 · Updated 2024-06-15 · CVE-2021-4056

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 96.0.4664.93 Microsoft Edge (affected versions not specified)

Description A type confusion issue in the loader component of Google Chrome and Microsoft Edge allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. This could enable the attacker to execute arbitrary code or cause a denial of service. The issue is related to errors in data type conversion.

Recommendations For Google Chrome versions prior to 96.0.4664.93, update to version 96.0.4664.93 or later to resolve the issue. For Microsoft Edge, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

ALT-PU-2021-3535

ALT-PU-2021-3616

ALT-PU-2022-1136

ALT-PU-2022-1165

ALT-PU-2022-1290

BDU:2021-06261

CVE-2021-4056

DSA-5046-1

MGASA-2021-0555

OPENSUSE-SU-2021:1582-1

OPENSUSE-SU-2021:1632-1

OPENSUSE-SU-2021_1632-1

OPENSUSE-SU-2022:0047-1

OPENSUSE-SU-2022:0110-1

OPENSUSE-SU-2022_0047-1

OPENSUSE-SU-2022_0110-1

OPENSUSE-SU-2024:11687-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Edge

Suse

References · 2361

• 🔥 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://osv.dev/vulnerability/openSUSE-SU-2022:0047-1 · Vendor Advisory
• https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop.html · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0926SE47 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3W46HRT2UVHWSLZB6JZHQF6JNQWKV744 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2021-0555 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11687-1 · Vendor Advisory