PT-2021-5562 · Google+3 · Chrome Os+5

Published 2021-09-02 · Updated 2024-06-15 · CVE-2021-30611

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 Chromium versions prior to 93.0.4577.63 Google Chrome on Linux, ChromeOS versions prior to 93.0.4577.63

Description The issue is related to a use after free in WebRTC, which can potentially allow an attacker to exploit heap corruption via a crafted HTML page. This could impact the confidentiality, integrity, and availability of information. An attacker who convinces a user to install a malicious extension may exploit this issue.

Recommendations For Chromium versions prior to 93.0.4577.63, update to version 93.0.4577.63 or later. For Google Chrome on Linux, ChromeOS versions prior to 93.0.4577.63, update to version 93.0.4577.63 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2021-2717

ALT-PU-2021-2797

ALT-PU-2021-2987

ALT-PU-2021-3044

ALT-PU-2021-3050

ALT-PU-2021-3436

ALT-PU-2021-3603

BDU:2021-06418

CVE-2021-30611

OPENSUSE-SU-2021:1300-1

OPENSUSE-SU-2021:1303-1

OPENSUSE-SU-2021:1310-1

OPENSUSE-SU-2021_1303-1

OPENSUSE-SU-2021_1310-1

OPENSUSE-SU-2022:0110-1

OPENSUSE-SU-2022_0110-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

Affected Products

Alt Linux

Astra Linux

Chrome Os

Chromium

Google Chrome

Suse

References · 2341

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2022:0110-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:1300-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-30611 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2021-30611 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2021-1126SE17 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-30611 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:1303-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30611 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0114SE47 · Vendor Advisory
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30611 · Patch
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-30611 · Vendor Advisory