The Linux Kernel 2.6.32 and later are affected by a denial of service, by flooding the diagnostic port 0x80 an exception can be triggered leading to a kernel panic.
Exploitability
AV:AAC:LPR:NUI:NScope
S:CImpact
C:NI:NA:H7.4/CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H