PT-2021-13376 · Google · Android

Published 2021-12-01 · Updated 2022-07-12 · CVE-2021-0966

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Android versions Android-11 through Android-12

Description 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.

Recommendations For Android versions Android-11 through Android-12, update to a version that includes the fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-909

Related Identifiers

ASB-A-198346478

CVE-2021-0966

Affected Products

Android

References · 5

• https://source.android.com/security/bulletin/2021-12-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0966 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-198346478 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0966 · Security Note
• https://t.me/cibsecurity/34063 · Telegram Post