{"id":"CVE-2025-63927","details":"A heap-use-after-free vulnerability exists in airpig2011 IEC104 thru Commit be6d841 (2019-07-08). During multi-threaded client execution, the function Iec10x_Scheduled can access memory that has already been freed, potentially causing program crashes or undefined behavior. This may be exploited to trigger a denial-of-service or memory corruption.","modified":"2026-03-15T22:52:18.372846Z","published":"2025-11-12T19:15:37.677Z","references":[{"type":"EVIDENCE","url":"https://songsong.host/mybugs/CVE-2025-63927.html"},{"type":"EVIDENCE","url":"https://github.com/airpig2011/IEC104/issues/20"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-63927.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"2019-07-08"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}