PT-2020-6533 · Google+3 · Google Chrome+3

Ashuu_Lee + 1 · Published 2020-10-13 · Updated 2024-06-15 · CVE-2020-15976

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 86.0.4240.75

Description The issue is related to a use after free in WebXR, which can potentially lead to heap corruption. A remote attacker could exploit this via a crafted HTML page. The vulnerability is also described as a buffer overflow in memory related to the WebVR API, allowing a remote attacker to bypass existing security restrictions.

Recommendations For versions prior to 86.0.4240.75, update to version 86.0.4240.75 or later to resolve the issue. As a temporary workaround, consider restricting access to WebXR and WebVR APIs until the update is applied. Avoid using crafted HTML pages that could exploit the heap corruption via the vulnerable WebXR component.

Fix

Memory Corruption

Use After Free

Weakness Enumeration

CWE-787

CWE-416

Related Identifiers

ALT-PU-2020-3035

ALT-PU-2020-3144

ALT-PU-2021-1157

ALT-PU-2021-1210

ALT-PU-2021-1379

BDU:2021-06066

CVE-2020-15976

DSA-4824-1

OPENSUSE-SU-2020:1705-1

OPENSUSE-SU-2020:1715-1

OPENSUSE-SU-2020:1829-1

OPENSUSE-SU-2020_1705-1

OPENSUSE-SU-2024:10681-1

OPENSUSE-SU-2024:12948-1

RHSA-2020:4235

RHSA-2020_4235

Affected Products

Alt Linux

Google Chrome

Red Hat

Suse

References · 2345

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/24QFL4C3AZKMFVL7LVSYMU2DNE5VVUGS · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:1705-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:1829-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/24QFL4C3AZKMFVL7LVSYMU2DNE5VVUGS · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-15976 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-06066 · Security Note
• https://crbug.com/1123522 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4824-1 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10681-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GWCWNHTTYOH6HSFUXPGPBB6J6JYZHZE · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-15976 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12948-1 · Vendor Advisory