Joyent SmartOS Hyprlofs Denial of Service Vulnerability

Joyent SmartOS is a set of open source operating system from Joyent, USA. A denial of service vulnerability exists in the Hyprlofs file system's Ioctl system call call with the help of the HYPRLOFSADDENTRIES command in Joyent SmartOS version 20161110T013148Z, which can be exploited by an attacker...

Design/Logic Flaw

An exploitable denial of service exists in the the Joyent SmartOS OS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFSADDENTRIES when used with a 32 bit model. An attacker can cause a buffer to be allocated and never freed. When...