CVE-2026-13480 Out-of-bounds read in LoRaWAN fragmented data block transport (FUOTA) downlink handler

The LoRaWAN TS004 Fragmented Data Block Transport handler fragtransportpackagecallback in subsys/lorawan/services/fragtransport.c parses downlink command bytes without validating that enough payload bytes remain before each access. The loop's only bound is rxpos fragsize, capped at...

RUSTSEC-2026-0231 Relay authentication challenges can exhaust memory

The SDK forwarded every NIP-42 AUTH challenge received from a relay through an unbounded command queue. Challenge handling can wait for an asynchronous signer or user interaction, so receiving challenges was substantially faster than completing the corresponding authentication work. A malicious...