What is CVE-2022-20038?

CVE-2022-20038 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2022-02-09.

How severe is CVE-2022-20038?

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

Buffer overflow in Google Android

CVE-2022-20038

In ccu driver, there is a possible memory corruption due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06183335; Issue ID: ALPS06183335.

Vulnerability class: Buffer Overflow

Published 2022-02-09 · 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 (1.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.6% 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
Mediatek Mt6833
Mediatek Mt6853
Mediatek Mt6873
Mediatek Mt6877
Mediatek Mt6885
Mediatek Mt6893
Mediatek Mt8791
Mediatek Mt8797
Mediatek, Inc. Mt6833, Mt6853, Mt6873, Mt6877, Mt6885, Mt6893, Mt8791, Mt8797 — versions Android 11.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

corp.mediatek.com/product-security-bulletin/February-2022 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-20038?: CVE-2022-20038 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2022-02-09.
How severe is CVE-2022-20038?: Medium severity. CVSS v3 base score is 6.7 out of 10.