CVE-2022-20473 | BDVDB-2026-190331 Detail

Android

Description#

In toLanguageTag of LocaleListCache.cpp, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote code execution 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-239267173

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-125 Out-of-bounds Read

References#

https://source.android.com/security/bulletin/2022-12-01

Exploit#

No public exploit known

History#

Version 12022-12-13Record published in the CVE List.
Version 22025-04-22Most recent update recorded in the CVE List.

Published

Published: 2022-12-13
Last modified: 2025-04-22

Vendor information

Vendor: Not stated
Product: Android

Score

9.8 Critical

EPSS

8.8%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 95.2.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Android-10 Android-11 Android-12 Android-12L Android-13
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).