CVE-2022-20473: Critical severity Google Android vulnerability

Published Dec 1, 2022
·
Updated

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.

Affected Software

11 affected componentsFixes available
Google Android=10.0
Google Android=11.0
Google Android=12.0
Google Android=12.1
Google Android=13.0
Google Android
android/platform/frameworks/minikin>=10:0<10:2022-12-01
10:2022-12-01
android/platform/frameworks/minikin>=11:0<11:2022-12-01
11:2022-12-01
android/platform/frameworks/minikin>=12:0<12:2022-12-01
12:2022-12-01
android/platform/frameworks/minikin>=12L:0<12L:2022-12-01
12L:2022-12-01
android/platform/frameworks/minikin>=13:0<13:2022-12-01
13:2022-12-01

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade android/platform/frameworks/minikin to a version that resolves this vulnerability.

    Fixed in 10:2022-12-01
  2. Upgrade

    Upgrade android/platform/frameworks/minikin to a version that resolves this vulnerability.

    Fixed in 11:2022-12-01
  3. Upgrade

    Upgrade android/platform/frameworks/minikin to a version that resolves this vulnerability.

    Fixed in 12:2022-12-01
  4. Upgrade

    Upgrade android/platform/frameworks/minikin to a version that resolves this vulnerability.

    Fixed in 12L:2022-12-01
  5. Upgrade

    Upgrade android/platform/frameworks/minikin to a version that resolves this vulnerability.

    Fixed in 13:2022-12-01

Event History

Dec 1, 2022
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software
Dec 5, 2022
CVE Published
via Android·12:00 AM
Data Sourced
via Android·12:00 AM
SeverityWeaknessAffected Software
Dec 13, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Jan 3, 2023
Exploit Published
via GitHub·04:51 AM

Frequently Asked Questions

1

What is the severity of CVE-2022-20473?

CVE-2022-20473 has been classified as a high severity vulnerability that could lead to remote code execution.

2

How do I fix CVE-2022-20473?

To fix CVE-2022-20473, update your device to the latest version of Android provided by your device manufacturer.

3

What are the affected versions for CVE-2022-20473?

CVE-2022-20473 affects Android versions 10, 11, 12, 12.1, and 13.

4

Is user interaction required to exploit CVE-2022-20473?

No, user interaction is not needed to exploit CVE-2022-20473.

5

What can result from the exploitation of CVE-2022-20473?

Exploitation of CVE-2022-20473 could lead to remote code execution without any additional execution privileges needed.

Contact

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