CVE-2023-4235 Information

Description

A flaw was found in ofono an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver_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_deliver_report().

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=2255402