What is CVE-2021-0695?

CVE-2021-0695 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 5.5/10. Published 2021-10-06.

How severe is CVE-2021-0695?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Use After Free in Google Android

CVE-2021-0695

In get_sock_stat of xt_qtaguid.c, there is a possible out of bounds read due to a use after free. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-184018316References: Upstream kernel

Vulnerability class: Use-After-Free

Published 2021-10-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.8th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% 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 kernel

Weakness classification (CWE)

CWE-416 — Use After Free

References

source.android.com/security/bulletin/2021-09-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0695?: CVE-2021-0695 is a medium-severity vulnerability in Google Android, classified under Use After Free. CVSS score: 5.5/10. Published 2021-10-06.
How severe is CVE-2021-0695?: Medium severity. CVSS v3 base score is 5.5 out of 10.