CVEvulnerability
CVE-2025-63929
7.5 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2025-11-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
Description
A null pointer dereference vulnerability exists in airpig2011 IEC104 thru Commit be6d841 (2019-07-08). When multiple threads enqueue elements concurrently via IEC10X_PrioEnQueue, the function may dereference a null or freed queue pointer, resulting in a segmentation fault and potential denial-of-service.
Affected configurations
• airpig2011 iec104 (<= 2019-07-08)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://github.com/airpig2011/IEC104/issues/21 Exploit, Issue Tracking
- https://songsong.host/mybugs/CVE-2025-63929.html Exploit, Third Party Advisory