🛡️ CVE-2021-39796 on Debian — android-platform-frameworks-base

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

In HarmfulAppWarningActivity of HarmfulAppWarningActivity.java, there is a possible way to trick victim to install harmful app due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-205595291

Distribution advisory

This page covers CVE-2021-39796 as tracked by Debian, for the package android-platform-frameworks-base. No fixed version has been recorded for this distribution yet.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Affected software

DEBIAN-CVE-2021-39796 is recorded against 1 package.

android-platform-frameworks-base

Timeline and source

Published on 12 April 2022 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2021-39796 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Base record Ubuntu

Details

Severity Unknown

CVSS Score N/A

CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2022-04-12

Updated 2026-08-11

Modified 2026-08-04

Fix URL N/A

Affected Packages

Software	From version	Fixed in
android-platform-frameworks-base	—	—

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2021-39796

🔗 NVD 🔗 Mitre

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