Uncontrolled resource consumption in Joyent SmartOS
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
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.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-9039
- 2026-10-03 Alias added: GHSA-h4vg-vpxq-866j
References
More Joyent Smartos vulnerabilities
- TI-2012-00210 The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix… CVSS 2.0HIGH 7.2
- TI-2021-19340 An issue was discovered in illumos before f859e7171bb5db34321e45585839c6c3200ebb90… CVSS 3.1MEDIUM 5.5
- TI-2020-16788 An issue was discovered in illumos before 2020-10-22, as used in OmniOS before r151030by… CVSS 3.1CRITICAL 9.8
- TI-2016-07190 Integer overflow in Joyent SmartOS CVSS 3.1HIGH 8.8
- TI-2016-07394 Integer overflow in Joyent SmartOS CVSS 3.1HIGH 7.8
- TI-2018-01082 Use after free in Joyent SmartOS CVSS 3.0HIGH 7.8
Sources
- CVE-2016-9039 · CVE Program
- CVE-2016-9039 · NVD
- FIRST EPSS
- GHSA-h4vg-vpxq-866j · GitHub Advisory Database · CC BY 4.0
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