CVE-2021-21121

critical

Description

Use after free in Omnibox in Google Chrome on Linux prior to 88.0.4324.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

References

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21121

https://crbug.com/1161143

https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html

Details

Source: Mitre, NVD

Published: 2021-02-09

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 9.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Severity: Critical