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MEDIUM SEVERITY
CVE-2021-0920 Android · Kernel

Android Kernel Race Condition Vulnerability

Technical Severity

CVSS v3.1 Metrics

MEDIUM
6.4 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

0.91 %
Predictive Probability
Percentile Rank
75.4 th

Documented as more likely to be exploited than 75.4% of known CVEs.

Detection Date

May 23, 2022

Remediation Due

Jun 13, 2022

CISA Catalog Active

Threat Analysis

Android kernel contains a race condition, which allows for a use-after-free vulnerability. Exploitation can allow for privilege escalation.

Remediation Directive

Apply updates per vendor instructions.

External Intelligence