CVE-2026-57446

libIEC61850 is an open-source implementation of IEC 61850 client and server protocols including MMS, GOOSE, Sampled Values, and R-Session. From 1.6.1 until 1.6.2, a successful MMS ObtainFile operation closes MmsObtainFileTask::fileHandle but leaves the stale non-NULL value in a task marked...

CVE-2026-57446

The libIEC61850 open-source implementation of IEC 61850 protocols contains a server-side double free vulnerability in versions 1.6.1 through 1.6.2. The issue occurs during an MMS ObtainFile operation where a successful request closes the MmsObtainFileTask::fileHandle but leaves a stale non-NULL v...