CVE-2022-20411

In avdt_msg_asmbl of avdt_msg.cc, there is a possible out of bounds write due to a missing bounds...

8.8 HighFix available

In avdt_msg_asmbl of avdt_msg.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12L Android-13Android ID: A-232023771

Attack profile

How easy it is to exploit

Attack vector: Adjacent network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.88%Down 0.8 points since Dec 14, 2022

What each source reports

NVD Score used 8.8

Record: CVE-2022-20411
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

CVE List 8.8

Record: CVE-2022-20411
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

EUVDEUVD-2022-25671 8.8

Record: EUVD-2022-25671
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-v577-xv9f-rc56 8.8

In avdt_msg_asmbl of avdt_msg.cc, there is a possible out of bounds write due to a missing bounds...

Record: GHSA-v577-xv9f-rc56
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-787
Updated: 2026-11-02

OSVASB-A-232023771 No score

Record: ASB-A-232023771
Updated: 2026-11-04

Affected products

google android

Affected packages

Affected packages
Package	Affected	Fixed
`platform/system/bt` Android	10:0 up to 10:2022-12-01, plus listed versions 10	10:2022-12-01
`platform/system/bt` Android	11:0 up to 11:2022-12-01, plus listed versions 11	11:2022-12-01
`platform/system/bt` Android	12:0 up to 12:2022-12-01, plus listed versions 12	12:2022-12-01
`platform/packages/modules/Bluetooth` Android	13:0 up to 13:2022-12-01, plus listed versions 13	13:2022-12-01

History

History
Recorded	Changed	Sources
Nov 4, 2026	facts	OSV
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-20411 is a high vulnerability (CVSS 8.8) in Google Android, published December 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.88%, the 79th percentile. Fixed in platform/system/bt 10:2022-12-01.