The kvmvmioctlcheckextension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVMCHECKEXTENSION KVMCAPPPC_HTM ioctl call to /dev/kvm.
[
{
"digest": {
"length": 2916.0,
"function_hash": "231828192817739623697429708306508254665"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@ac64115a66c18c01745bbd3c47a36b124e5fd8c0",
"deprecated": false,
"id": "CVE-2017-15306-1602bd06",
"signature_type": "Function",
"target": {
"function": "kvm_vm_ioctl_check_extension",
"file": "arch/powerpc/kvm/powerpc.c"
},
"signature_version": "v1"
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"17694407156557573260712840203483870667",
"12789617218703015995735954021737823788",
"26465189669415238288368451705212950676",
"254735051788751513250660884340495163722",
"276434299838517711814219108798296941343"
]
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@ac64115a66c18c01745bbd3c47a36b124e5fd8c0",
"deprecated": false,
"id": "CVE-2017-15306-ce24784e",
"signature_type": "Line",
"target": {
"file": "arch/powerpc/kvm/powerpc.c"
},
"signature_version": "v1"
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-15306.json"