CVE-2021-39674

HIGH

Android 10-12 - Use-After-Free in btm_sec_connected and btm_sec_disconnected

Title source: llm
STIX 2.1

Description

In btm_sec_connected and btm_sec_disconnected of btm_sec.cc file , there is a possible use after free. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-201083442

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2022-02-01

Scores

CVSS v3 7.8
EPSS 0.0014
EPSS Percentile 3.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (3)
google/android 10.0
google/android 11.0
google/android 12.0
Published Feb 11, 2022
Tracked Since Feb 18, 2026