Vulnerability · Published Dec 13, 2022 · Assigned by google_android

CVE-2022-20473

Critical 9.8

In plain English

A critical-severity out-of-bounds read in Android. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 8.9% (higher than 95% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)8.9%top 4.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack tooling1Public PoC

Official 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

Affected products (as reported)

Vendor	Product	Versions
n/a	Android	Android-10 Android-11 Android-12 Android-12L Android-13

Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

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