PT-2021-5246 · Google+4 · Google Chrome+4

Guang Gong + 1 · Published 2021-11-22 · Updated 2024-06-15 · CVE-2021-4062

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 The issue is related to a heap buffer overflow in the BFCache component, which can be exploited by a remote attacker who has compromised the renderer process. This can potentially lead to heap corruption via a crafted HTML page. The exploitation of this issue may allow a remote attacker to execute arbitrary code or cause a denial of service.

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

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

ALT-PU-2021-3535

ALT-PU-2021-3616

ALT-PU-2022-1136

ALT-PU-2022-1165

ALT-PU-2022-1290

BDU:2021-06051

CVE-2021-4062

DSA-5046-1

MGASA-2021-0555

MGASA-2022-0050

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-2024:11745-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Edge

Suse

References · 2367

• 🔥 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://advisories.mageia.org/MGASA-2022-0050.html · Security Note
• 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