What is CVE-2020-0484?

CVE-2020-0484 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.7/10. Published 2020-12-15.

How severe is CVE-2020-0484?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Use After Free in Google Android

CVE-2020-0484

In destroyResources of ComposerClient.h, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-155769496

Vulnerability class: Use-After-Free

Published 2020-12-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (3.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Google Android — versions 11.0
Android — versions Android-11

Weakness classification (CWE)

References

source.android.com/security/bulletin/pixel/2020-12-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-0484?: CVE-2020-0484 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 6.7/10. Published 2020-12-15.
How severe is CVE-2020-0484?: Medium severity. CVSS v3 base score is 6.7 out of 10.