PT-2022-10959 · Google · Android

Published 2022-02-01 · Updated 2022-02-18 · CVE-2021-39674

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-10 through Android-12

Description The issue is related to a possible use after free in the btm sec connected and btm sec disconnected functions of the btm sec.cc file. This could lead to local escalation of privilege with user execution privileges needed. User interaction is not required for exploitation.

Recommendations For Android versions Android-10 through Android-12, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ASB-A-201083442

CVE-2021-39674

Affected Products

Android

References · 6

• https://source.android.com/security/bulletin/2022-02-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-201083442 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39674 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39674 · Security Note
• https://t.me/cvenotify/26937 · Telegram Post
• https://android.googlesource.com/platform/system/bt/+/eeefcc7c75af2f41caba0de0175d3d843c4e882f · Note