illumos smbsrv NULL pointer dereference allows system crash.
Priority LOW 38CWE-476Published · Updated
Key facts
- Attack vector
- Network
- 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 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
illumos smbsrv NULL pointer dereference allows system crash.
Why it matters now
EPSS 0.02525 84th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| illumos | osnet-incorporation | proir to [email protected],5.11-2016.0.1.15933 | — | No fix listed | CNA |
- osnet-incorporation Vendorillumos Affected proir to [email protected],5.11-2016.0.1.15933 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-6561
- 2026-10-03 Alias added: GHSA-fj5w-h5xf-6hch
References
More Illumos 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-2016-05624 Improper input validation in illumos osnet-incorporation CVSS 3.0HIGH 8.6
- TI-2019-06998 An issue was discovered in Illumos in Nexenta NexentaStor 4.0.5 and 5.1.2, and other… CVSS 3.1HIGH 8.1
- TI-2014-07715 The devzvol_readdir function in illumos does not check the return value of a strchr call… CVSS 2.0MEDIUM 5.0
Sources
- CVE-2016-6561 · CVE Program
- CVE-2016-6561 · NVD
- FIRST EPSS
- GHSA-fj5w-h5xf-6hch · GitHub Advisory Database · CC BY 4.0
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