Description
Use after free in WebXR in Google Chrome prior to 84.0.4147.125 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
References (6)
Core 6
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-desktop.html
Third Party Advisory x_refsource_misc
https://crbug.com/1107815
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EE7XWIZBME7JAY7N6CGPET4CLNHHEIVT/
Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/159611/Chrome-XRSystem-FocusedFrameChanged-and-FocusController-NotifyFocusChangedObservers-Use-After-Free.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2021/dsa-4824
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202101-30
Scores
CVSS v3
8.8
EPSS
0.2929
EPSS Percentile
97.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
CWE-787
Status
published
Products (3)
debian/debian_linux
10.0
fedoraproject/fedora
33
google/chrome
< 84.0.4147.125
Published
Sep 21, 2020
Tracked Since
Feb 18, 2026