8.8

CVE-2021-38003

Warning
Exploit

Inappropriate implementation in V8 in Google Chrome prior to 95.0.4638.69 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Data is provided by the National Vulnerability Database (NVD)
Google ≫ Chrome Version < 95.0.4638.69
Fedoraproject ≫ Fedora Version34
Debian ≫ Debian Linux Version10.0
Debian ≫ Debian Linux Version11.0

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

Google Chromium V8 Memory Corruption Vulnerability

Vulnerability

Google Chromium V8 Engine has a bug in JSON.stringify, where the internal TheHole value can leak to script code, causing memory corruption. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Description

Apply updates per vendor instructions.

Required actions
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 79.34% 0.99
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
134c704f-9b21-4f2e-91b3-4a467353bcc0 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-755 Improper Handling of Exceptional Conditions

The product does not handle or incorrectly handles an exceptional condition.

https://www.debian.org/security/2022/dsa-5046
Third Party Advisory
Mailing List
https://crbug.com/1263462
Exploit
Issue Tracking