CVE-2026-115327 libyang through 6.4.13 Uninitialized Pointer Free in NETCONF RPC Parser

libyang through 6.4.13 contains an uninitialized pointer free vulnerability in lydxmlenvnetconfrpc in src/parserxml.c when parsing NETCONF rpc action envelopes. Peers with a NETCONF session can send an action element containing non-whitespace text via lydparseop to crash servers like netopeer2 or...