CVE-2016-9039: Joyent Smartos

Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Joyent Smartos: version 20161110t013148z only

Published 2017-01-31. Last modified 2026-06-17.