What is CVE-2021-0483?

CVE-2021-0483 is a high-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2021-10-22.

How severe is CVE-2021-0483?

High severity. CVSS v3 base score is 7.8 out of 10.

Use After Free in Google Android

CVE-2021-0483

In multiple methods of AAudioService, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11Android ID: A-153358911

Vulnerability class: Race Condition

EPSS: 0.001 (0.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 10.0, 11.0
N/a Android — versions Android-10 Android-11

Weakness classification (CWE)

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0483?: CVE-2021-0483 is a high-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.8/10. Published 2021-10-22.
How severe is CVE-2021-0483?: High severity. CVSS v3 base score is 7.8 out of 10.