CVE-2021-39665

MEDIUM

Android 12 - Out-of-bounds Write in AAVCAssembler.cpp

Title source: llm

Description

In checkSpsUpdated of AAVCAssembler.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-204077881

References (1)

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

https://source.android.com/security/bulletin/2022-02-01

Scores

CVSS v3 6.5

EPSS 0.0069

EPSS Percentile 48.5%

Attack Vector NETWORK

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

Details

CWE

CWE-787

Status published

Products (1)

google/android 12.0

Published Feb 11, 2022

Tracked Since Feb 18, 2026