CVE-2026-14697

netipv6sendns in subsys/net/ip/ipv6nbr.c allocates a transmit netpkt for a Neighbor Solicitation. When it is called with a data packet pending on an unresolved neighbor and that neighbor's pendingqueue is already non-empty an NS is already outstanding, the function appends the data packet and...

CVE-2026-14697

CVE-2026-14697 is a packet-leak denial-of-service in Zephyr RTOS . The function net_ipv6_send_ns() in subsys/net/ip/ipv6_nbr.c permanently leaks a transmit net_pkt when called with a data packet pending on an unresolved neighbor whose pending_queue is already non-empty: it appends the data packet...