Vulnerability · Published Jun 7, 2021 · Assigned by Chrome

CVE-2021-30530

High 8.8

In plain English

A high-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.2%top 32.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Out of bounds memory access in WebAudio in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20chromium91.0.4472.77-r0ALPINE-CVE-2021-30530
Alpine:v3.21chromium91.0.4472.77-r0ALPINE-CVE-2021-30530
Alpine:v3.22chromium91.0.4472.77-r0ALPINE-CVE-2021-30530
Alpine:v3.23chromium91.0.4472.77-r0ALPINE-CVE-2021-30530
Alpine:v3.24chromium91.0.4472.77-r0ALPINE-CVE-2021-30530
Alpine:v3.20qt5-qtwebengine5.15.3_git20210510-r2ALPINE-CVE-2021-30530
Alpine:v3.21qt5-qtwebengine5.15.3_git20210510-r2ALPINE-CVE-2021-30530
Alpine:v3.22qt5-qtwebengine5.15.3_git20210510-r2ALPINE-CVE-2021-30530
Alpine:v3.23qt5-qtwebengine5.15.3_git20210510-r2ALPINE-CVE-2021-30530
Debian:12chromium93.0.4577.82-1DEBIAN-CVE-2021-30530
Debian:13chromium93.0.4577.82-1DEBIAN-CVE-2021-30530
Debian:14chromium93.0.4577.82-1DEBIAN-CVE-2021-30530

Affected products (as reported)

VendorProductVersions
Google Chrome unspecified – before 91.0.4472.77

References