Memory corruption in ofono
Priority MEDIUM 40CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_submit_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_submit_report().
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01149 67th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed ofono: 2.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | ofono | — | 2.1 | Patch available | CNA |
| Fedora | Fedora | — | — | No fix listed | CNA |
- ofono Vendor— Affected — Fixed in 2.1 Patch available CNA
- Fedora VendorFedora Affected — Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ofono_project:ofono:*:*:*:*:*:*:*:* | before 2.1 | Vulnerable | oFono |
| cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* | 38 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* | 39 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:* | 40 | Vulnerable | Fedoraproject |
- cpe:2.3:a:ofono_project:ofono:*:*:*:*:*:*:*:* Versions before 2.1 Vulnerable ·oFono
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* Versions 38 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* Versions 39 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:* Versions 40 Vulnerable ·Fedoraproject
Remediation
- Fix · CNA ofono Fixed in 2.1
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2023-4234
- 2026-10-03 Alias added: GHSA-rc4x-jw53-834q
References
Exploit 1
More Fedora vulnerabilities
- TI-2018-01029 Command injection in Red Hat dhcp CVSS 3.0HIGH 7.5
- TI-2024-01796 Improper input validation in Fedora dnf5daemon-server CVSS 3.1HIGH 8.4
- TI-2023-05737 Glibc: heap-based buffer overflow in __vsyslog_internal() CVSS 3.1HIGH 8.4
- TI-2023-03845 Heap out of bound read in builtin.c CVSS 3.1HIGH 7.1
- TI-2023-04922 Draw while calling getdrawinfo() CVSS 3.1MEDIUM 5.3
- TI-2023-03123 Crash due to a null pointer dereference in the dn_nsp_send function CVSS 3.1MEDIUM 6.5
Sources
- CVE-2023-4234 · CVE Program
- CVE-2023-4234 · NVD
- FIRST EPSS
- GHSA-rc4x-jw53-834q · GitHub Advisory Database · CC BY 4.0
- CVE-2023-4234 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences