CVE-2025-63929: airpig2011 IEC104 thru Commit be6d841 (2019-07-08) · Null Pointer Dereference Vulnerability Exists
Source GCVE Database
Not known to be exploited · CVSS 7.5 High.
Data as of 13 Nov 2026, 18:30 UTC
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 12 Nov 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
AI-suggested
Until a fix is available, consider limiting concurrent enqueue operations or applying application-level safeguards to prevent null pointer dereference conditions.
Description
CVE-2025-63929 is a null pointer dereference vulnerability in the airpig2011 IEC104 component up to commit be6d841 (2019-07-08). It occurs when multiple threads concurrently enqueue elements via IEC10X_PrioEnQueue, potentially causing a segmentation fault and denial-of-service.