CVE-2016-9039

Public Exploit

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.

Category

6.2
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.07%
Third-Party Advisory securityfocus.com Third-Party Advisory talosintelligence.com
Affected: Joyent SmartOS
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/95916 vdb entry third party advisory
http://www.talosintelligence.com/reports/TALOS-2016-0257/ exploit vdb entry third party advisory technical description

Frequently Asked Questions

What is the severity of CVE-2016-9039?
CVE-2016-9039 has been scored as a medium severity vulnerability.
How to fix CVE-2016-9039?
To fix CVE-2016-9039, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9039 being actively exploited in the wild?
It is possible that CVE-2016-9039 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9039?
CVE-2016-9039 affects Joyent SmartOS.
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