In IntelliVue patient monitors MX100, MX400-550, MX600, MX700, MX750, MX800, MX850, MP2-MP90, and IntelliVue X2 and X3 Versions N and prior, the product receives input or data but does not validate or incorrectly validates that the input has the properties required to process the data safely and correctly, which can induce a denial-of-service condition through a system restart.