What is CVE-2021-0966?

CVE-2021-0966 is a medium-severity vulnerability in Google Android, classified under CWE-909. CVSS score: 5.5/10. Published 2021-12-15.

How severe is CVE-2021-0966?

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

Vulnerability in Google Android

CVE-2021-0966

In code generated by BuildParcelFields of generate_cpp.cpp, there is a possible way for a crafted parcelable to reveal uninitialized memory of a target process due to uninitialized data. This could lead to local information disclosure across Binder transactions with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-198346478

EPSS: 0.001 (1.5th percentile) — read the EPSS interpretation.

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.

Affected products

Google Android — versions 11.0, 12.0
N/a Android — versions Android-11 Android-12

Weakness classification (CWE)

CWE-909

References

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

Frequently asked questions

What is CVE-2021-0966?: CVE-2021-0966 is a medium-severity vulnerability in Google Android, classified under CWE-909. CVSS score: 5.5/10. Published 2021-12-15.
How severe is CVE-2021-0966?: Medium severity. CVSS v3 base score is 5.5 out of 10.