CVE-2023-2794 Affecting ofono package, versions <1.21-1ubuntu1+esm1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1804-OFONO-10288513
- published1 Jun 2025
- disclosed10 Apr 2024
Introduced: 10 Apr 2024
CVE-2023-2794 (opens in a new tab)How to fix?
Upgrade Ubuntu:18.04 ofono to version 1.21-1ubuntu1+esm1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ofono package and not the ofono package as distributed by Ubuntu.
See How to fix? for Ubuntu:18.04 relevant fixed versions and status.
A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver() 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().