In OpenStack Ironic through 35.x before a3f6d73, during image handling, an infinite loop…
Priority MEDIUM 62CWE-696Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub.
Summary
In OpenStack Ironic through 35.x before a3f6d73, during image handling, an infinite loop in checksum calculations can occur via the file:///dev/zero URL.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00466 40th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Ironic (OpenStack): 29.0.6, 32.0.2, 35.0.2
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OpenStack | Ironic | 23.0.4 to before 29.0.6; 30.0.0 to before 32.0.2; 33.0.0 to before 35.0.2 | 29.0.6, 32.0.2, 35.0.2 | Patch available | CNA |
| — | ironic (PyPI) | up to 36.0.0 | — | No fix listed | GHSA-4g73-w726-53h3 |
- Ironic VendorOpenStack Affected 23.0.4 to before 29.0.6; 30.0.0 to before 32.0.2; 33.0.0 to before 35.0.2 Fixed in 29.0.6, 32.0.2, 35.0.2 Patch available CNA
- ironic (PyPI) Vendor— Affected up to 36.0.0 Fixed in — No fix listed GHSA-4g73-w726-53h3
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:* | 23.0.4 to before 29.0.6; 30.0.0 to before 32.0.2; 33.0.0 to before 35.0.2 | Vulnerable | OpenStack |
- cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:* Versions 23.0.4 to before 29.0.6; 30.0.0 to before 32.0.2; 33.0.0 to before 35.0.2 Vulnerable ·OpenStack
Remediation
- Fix · CNA Ironic (OpenStack) Fixed in 29.0.6, 32.0.2, 35.0.2
Timeline
- 2026-10-02 Threatist record created from CVE-2026-44919
- 2026-10-03 Alias added: GHSA-4g73-w726-53h3
References
Patch 2
More OpenStack Ironic vulnerabilities
- TI-2026-37300 Resource allocation without limits in OpenStack Ironic CVSS 3.1HIGH 7.5
- TI-2026-35966 Path traversal in OpenStack Ironic CVSS 3.1HIGH 8.1
- TI-2026-31177 An issue was discovered in idrac in OpenStack Ironic before 35.0.1. CVSS 3.1HIGH 7.7
- TI-2026-30793 OpenStack Ironic before 35.0.1 allows ipmitool execution in a non-default configuration that has a console interface. CVSS 3.1HIGH 7.2
- TI-2026-34153 OpenStack Ironic before 35.0.2 allows Boot Script Injection of an iPXE script if the… CVSS 3.1HIGH 7.7
- TI-2015-06252 OpenStack Ironic 4.2.0 through 4.2.1 does not "clean" the disk after use, which allows… CVSS 3.0MEDIUM 6.5
Sources
- CVE-2026-44919 · CVE Program
- CVE-2026-44919 · NVD
- FIRST EPSS
- GHSA-4g73-w726-53h3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences