CVE-2023-4232 HIGH

CVE-2023-4232: Ofono: sms decoder stack-based buffer overflow remote code execution vulnerability within the decode_status_report() function

Vendor Fedora
Product Fedora
Weakness CWE-119
Published April 17, 2024
Last update November 4, 2025

CVSS base score

8.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_status_report() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_status_report().

Key dates

02Disclosure timeline

April 17, 2024 CVE published
November 4, 2025 Record updated