description: An exploitable denial of service exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES. An attacker can cause a buffer to be allocated and never freed. When repeatedly exploited this will result in memory exhaustion, resulting in a full system denial of service.
problem types: remote code execution
affected:
{
product: SmartOS
vendor: Joyent
versions:
status: affected, version: OS 20161110T013148Z
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: LOCAL
availabilityImpact: HIGH
baseScore: 6.2
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]