24.5013GPPNon-Access-Stratum (NAS) protocol for 5G System (5GS)Release 18Stage 3TS
D.8.2.1 Message too short
When a message is received that is too short to contain a complete message type information element, that message shall be ignored, c.f. 3GPP TS 24.007 .
D.8.2.2 Message too long
The maximum size of a UE policy delivery service message is 65535 octets.