CVE-2026-18746

The Zephyr LwM2M client is vulnerable to a NULL pointer dereference in the parse_write_op() function within subsys/net/lib/lwm2m/lwm2m_message_handling.c. When the static CoAP Block1 context pool (defaulting to 3 entries) is exhausted, the init_block_ctx() function returns -ENOMEM and sets the ca...

CVE-2023-51393 Potential DoS due to BusFault and Assert in Ember ZNet legacy packet buffer

Due to an allocation of resources without limits, an uncontrolled resource consumption vulnerability exists in Silicon Labs Ember ZNet SDK prior to v7.4.0.0 delivered as part of Silicon Labs Gecko SDK v4.4.0 which may enable attackers to trigger a bus fault and crash of the device, requiring a...

CVE-2023-51393 Potential DoS due to BusFault and Assert in Ember ZNet legacy packet buffer

Due to an allocation of resources without limits, an uncontrolled resource consumption vulnerability exists in Silicon Labs Ember ZNet SDK prior to v7.4.0.0 delivered as part of Silicon Labs Gecko SDK v4.4.0 which may enable attackers to trigger a bus fault and crash of the device, requiring a...