What is CVE-2021-0874?

CVE-2021-0874 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2023-04-19.

How severe is CVE-2021-0874?

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

Integer overflow in Google Android

CVE-2021-0874

In PVRSRVBridgeDevicememHistorySparseChange of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-270399633

Vulnerability class: Integer Overflow

Published 2023-04-19 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.001 (0.5th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.5% 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
Android — versions Android SoC

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

source.android.com/security/bulletin/2023-04-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2021-0874?: CVE-2021-0874 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2023-04-19.
How severe is CVE-2021-0874?: High severity. CVSS v3 base score is 7.8 out of 10.