CVE-2022-20345

In l2cble_process_sig_cmd of l2c_ble.cc, there is a possible out of bounds write due to a missing...

8.8 HighFix available

In l2cble_process_sig_cmd of l2c_ble.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-12 Android-12LAndroid ID: A-230494481

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

0.48%Down 2.2 points since Aug 10, 2022

What each source reports

NVD Score used 8.8

Record: CVE-2022-20345
CVSS 3.1: 8.8 HighCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness: CWE-787, CWE-77
Updated: 2026-11-02

CVE List 6.5

Record: CVE-2022-20345
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness: CWE-77
Updated: 2026-11-02

EUVDEUVD-2022-25605 6.5

Record: EUVD-2022-25605
CVSS 3.1: 6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-257h-p297-g9h5 8.8

In l2cble_process_sig_cmd of l2c_ble.cc, there is a possible out of bounds write due to a missing...

Record: GHSA-257h-p297-g9h5
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-77, CWE-787
Updated: 2026-11-02

OSVASB-A-230494481 No score

Record: ASB-A-230494481
Updated: 2026-11-02

Affected products

google android

Affected packages

Affected packages
Package	Affected	Fixed
`platform/system/bt` Android	12:0 up to 12:2022-08-01, plus listed versions 12	12:2022-08-01
`platform/system/bt` Android	12L:0 up to 12L:2022-08-01, plus listed versions 12L	12L:2022-08-01

History

History
Recorded	Changed	Sources
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-2022-20345 is a high vulnerability (CVSS 8.8) in Google Android, published August 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. Fixed in platform/system/bt 12:2022-08-01.