PT-2021-2021 · Google+2 · Google Chrome+2

Work38Thaxus · Published 2021-02-19 · Updated 2024-06-15 · CVE-2021-21149

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 88.0.4324.182

Description The issue is a stack buffer overflow in the Data Transfer component of Google Chrome on Linux, allowing a remote attacker to perform out of bounds memory access via a crafted HTML page. This can potentially enable the attacker to execute arbitrary code.

Recommendations For versions prior to 88.0.4324.182, update to version 88.0.4324.182 or later to resolve the issue. As a temporary workaround, consider restricting access to crafted HTML pages until the update is applied.

Exploit

Fix

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2021-00857

CVE-2021-21149

DSA-4858-1

MGASA-2021-0406

OPENSUSE-SU-2021:0392-1

OPENSUSE-SU-2021:0401-1

OPENSUSE-SU-2021:0413-1

OPENSUSE-SU-2021:0973-1

OPENSUSE-SU-2021:1016-1

OPENSUSE-SU-2021_0392-1

OPENSUSE-SU-2021_0413-1

OPENSUSE-SU-2021_0973-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:10977-1

OPENSUSE-SU-2024:12948-1

Affected Products

Astra Linux

Google Chrome

Suse

References · 2357

• 🔥 https://crbug.com/1138143 · Exploit
• https://ubuntu.com/security/CVE-2021-21149 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2021:1016-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BI6ZIJQYP5DFMYVX4J5OGOU2NQLEZ3SB · Vendor Advisory
• https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop_16.html · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-21149 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-21149 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20210611SE16 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2021-0406.html · Security Note
• https://security.gentoo.org/glsa/202104-08 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-21149 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-21149 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21149 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-00857 · Security Note