The KEYS subsystem in the Linux kernel before 4.13.10 does not correctly synchronize the actions of updating versus finding a key in the "negative" state to avoid a race condition, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls.
[
{
"events": [
{
"introduced": "4.4"
},
{
"fixed": "4.4.95"
}
]
},
{
"events": [
{
"introduced": "4.5"
},
{
"fixed": "4.9.59"
}
]
},
{
"events": [
{
"introduced": "4.10"
},
{
"fixed": "4.13.10"
}
]
}
]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-15951.json"