CVE-2021-21157

HIGH

Google Chrome <88.0.4324.182 - Use After Free

Title source: llm
STIX 2.1

Description

Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

References (5)

Core 5
Core References
Exploit, Issue Tracking, Patch, Permissions Required, Vendor Advisory x_refsource_misc
https://crbug.com/1170657
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202104-08

Scores

CVSS v3 8.8
EPSS 0.0946
EPSS Percentile 94.8%
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
Status published
Products (5)
fedoraproject/fedora 32
fedoraproject/fedora 33
google/chrome < 88.0.4324.182
microsoft/edge < 88.0.705.74
microsoft/edge_chromium < 88.0.4324.182
Published Feb 22, 2021
Tracked Since Feb 18, 2026