Infinite Loop Vulnerability in OpenStack Ironic Image Handling
CVE-2026-44919

4.3MEDIUM

Key Information:

Vendor

Openstack
Status
Ironic
Vendor
CVE Published:
14 May 2026

What is CVE-2026-44919?

An infinite loop vulnerability exists in OpenStack Ironic during the image handling process. Specifically, this issue can be triggered via the file:///dev/zero URL, resulting in a failure to complete checksum calculations effectively. This flaw may cause performance degradation and can disrupt normal operations within the affected OpenStack environments.

Affected Version(s)

Ironic 23.0.4 < 29.0.6

Ironic 30.0.0 < 32.0.2

Ironic 33.0.0 < 35.0.2

References

https://bugs.launchpad.net/ironic/+bug/2150332
https://opendev.org/openstack/ironic/commit/a3f6d735ac364...
https://security.openstack.org/ossa/OSSA-2026-013.html

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.