🛡️ CVE-2022-20393 — android

🟡 CVSS 5.5 — Medium ✅ No Known Exploit CWE-191 NVD
5.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In extract3GPPGlobalDescriptions of TextDescriptions.cpp, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure from the media server with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-233735886

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

CVE-2022-20393 is classified as CWE-191: Integer Underflow. A subtraction drops below the minimum for the type and wraps, yielding an unexpectedly large value.

Affected software

CVE-2022-20393 is recorded against 2 packages.

  • android
  • platform/frameworks/av (from 12L:0 up to 12L:2022-09-01)

Timeline and source

Published on 13 September 2022 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

source.android.com
source.android.com

Details

Severity MEDIUM
CVSS Score 5.5
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE CWE-191
Public Exploit ✅ No
Source NVD
Published 2022-09-13
Updated 2026-08-12
Modified 2026-06-17

Affected Packages

Software From version Fixed in
android — —
platform/frameworks/av 12L:0 12L:2022-09-01

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