Vulnerability-Lookup

GHSA-4G73-W726-53H3

Vulnerability from github – Published: 2026-05-14 03:32 – Updated: 2026-05-19 20:15

Summary

OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices

Details

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.

Severity ?

4.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "ironic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "36.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-44919"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-696"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-05-19T20:15:08Z",
    "nvd_published_at": "2026-05-14T02:17:21Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-4g73-w726-53h3",
  "modified": "2026-05-19T20:15:08Z",
  "published": "2026-05-14T03:32:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44919"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/ironic/+bug/2150332"
    },
    {
      "type": "PACKAGE",
      "url": "https://opendev.org/openstack/ironic"
    },
    {
      "type": "WEB",
      "url": "https://opendev.org/openstack/ironic/commit/a3f6d735ac3642ab95b49142c7305f072ae748d0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices"
}

CVE-2026-44919 (GCVE-0-2026-44919)

Vulnerability from cvelistv5 – Published: 2026-05-14 00:00 – Updated: 2026-05-21 06:16

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.

Severity ?

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CWE

CWE-696 - Incorrect Behavior Order

Assigner

mitre

References

3 references

URL	Tags
https://bugs.launchpad.net/ironic/+bug/2150332
https://opendev.org/openstack/ironic/commit/a3f6d…
https://security.openstack.org/ossa/OSSA-2026-013.html

Impacted products

1 product

Vendor	Product	Version
OpenStack	Ironic	Affected: 23.0.4 , < 29.0.6 (semver) Affected: 30.0.0 , < 32.0.2 (semver) Affected: 33.0.0 , < 35.0.2 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-44919",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-14T13:53:26.759828Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-14T13:53:29.934Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://bugs.launchpad.net/ironic/+bug/2150332"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Ironic",
          "repo": "https://opendev.org/openstack/ironic",
          "vendor": "OpenStack",
          "versions": [
            {
              "lessThan": "29.0.6",
              "status": "affected",
              "version": "23.0.4",
              "versionType": "semver"
            },
            {
              "lessThan": "32.0.2",
              "status": "affected",
              "version": "30.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "35.0.2",
              "status": "affected",
              "version": "33.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "29.0.6",
                  "versionStartIncluding": "23.0.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "32.0.2",
                  "versionStartIncluding": "30.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:openstack:ironic:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "35.0.2",
                  "versionStartIncluding": "33.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-696",
              "description": "CWE-696 Incorrect Behavior Order",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-21T06:16:30.581Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://bugs.launchpad.net/ironic/+bug/2150332"
        },
        {
          "url": "https://opendev.org/openstack/ironic/commit/a3f6d735ac3642ab95b49142c7305f072ae748d0"
        },
        {
          "url": "https://security.openstack.org/ossa/OSSA-2026-013.html"
        }
      ],
      "x_generator": {
        "engine": "enrichogram 0.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-44919",
    "datePublished": "2026-05-14T00:00:00.000Z",
    "dateReserved": "2026-05-08T00:00:00.000Z",
    "dateUpdated": "2026-05-21T06:16:30.581Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-4G73-W726-53H3

CVE-2026-44919 (GCVE-0-2026-44919)

Tags

Sightings

Nomenclature