PT-2021-5623 · Google+3 · Google Chrome+3

Looben Yang · Published 2021-09-21 · Updated 2024-06-15 · CVE-2021-37957

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 94.0.4606.54

Description The issue is related to a use after free in WebGPU, which can potentially allow a remote attacker to exploit heap corruption via a crafted HTML page. This could enable the attacker to bypass existing security restrictions.

Recommendations For versions prior to 94.0.4606.54, update to version 94.0.4606.54 or later to resolve the issue. As a temporary workaround, consider restricting access to WebGPU API until the update is applied.

Exploit

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2021-2909

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:2022-00059

CVE-2021-37957

DSA-5046-1

OPENSUSE-SU-2021:1339-1

OPENSUSE-SU-2021:1350-1

OPENSUSE-SU-2021_1350-1

OPENSUSE-SU-2024:11555-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Google Chrome

Suse

References · 2353

• 🔥 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/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://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_21.html · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-37957 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/669791 · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R · Vendor Advisory