CVE-2021-39674 — Use After Free in Google Android

CWE-416 — Use After Free5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 97.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Platform System BTGoogle Android
Timeline
PublishedFeb 11
Latest updateFeb 12

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

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5google/androidAndroid-10 Android-11 Android-12
▶NVDgoogle/android10.0, 11.0, 12.0+2
▶Androidplatform/system_bt10:0 — 10:2022-02-01+2

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-ff4x-wwv4-c8v3: In btm_sec_connected and btm_sec_disconnected of btm_sec↗2022-02-12
▶
CVEList
CVE-2021-39674: In btm_sec_connected and btm_sec_disconnected of btm_sec↗2022-02-11
▶
OSV
CVE-2021-39674: In btm_sec_connected and btm_sec_disconnected of btm_sec↗2022-02-01
▶

📋Vendor Advisories

1
Android
CVE-2021-39674: Android Security Bulletin 2022-02-01 CVE: CVE-2021-39674 Severity: HIGH Type: EoP Affected AOSP versions: 10, 11, 12 References: A-201083442↗2022-02-01
▶
CVE-2021-39674 — Use After Free in Google Android | cvebase