A null pointer dereference vulnerability exists in airpig2011 IEC104 thru Commit be6d841…
Priority LOW 39CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-476.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00372 31st percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:airpig2011:iec104:*:*:*:*:*:*:*:* | up to 2019-07-08 | Vulnerable | Airpig2011 |
- cpe:2.3:a:airpig2011:iec104:*:*:*:*:*:*:*:* Versions up to 2019-07-08 Vulnerable ·Airpig2011
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-63929
- 2026-10-03 Alias added: GHSA-rf9p-3vx3-92rp
References
More Airpig2011 Iec104 vulnerabilities
- TI-2025-39492 A heap-use-after-free vulnerability exists in airpig2011 IEC104 thru Commit be6d841… CVSS 3.1MEDIUM 4.0
Sources
- CVE-2025-63929 · CVE Program
- CVE-2025-63929 · NVD
- FIRST EPSS
- GHSA-rf9p-3vx3-92rp · GitHub Advisory Database · CC BY 4.0
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