{"id":"CVE-2026-44919","aliases":["DEBIAN-CVE-2026-44919","EUVD-2026-30209","GHSA-4g73-w726-53h3","PYSEC-2026-2524","UBUNTU-CVE-2026-44919"],"status":"published","title":"OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices","description":"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":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00466,"percentile":0.40751,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-696"],"published":"2026-05-14T00:00:00Z","modified":"2026-10-28T02:30:38Z","fixes":[{"ecosystem":"Debian:12","package":"ironic","fixed_in":["1:21.4.4-0+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ironic","fixed_in":["1:29.0.5-0+deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ironic","fixed_in":["1:35.0.1-3"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"36.0.0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:21.4.4-0+deb12u1"}]}],"versions":["1:21.1.0-3","1:21.1.0-3+deb12u1","1:21.3.0-1","1:21.4.0-1","1:21.4.0-2","1:21.4.0-3","1:21.4.0-4"]},{"source":"osv","ecosystem":"Debian:13","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:29.0.5-0+deb13u1"}]}],"versions":["1:29.0.0-7"]},{"source":"osv","ecosystem":"Debian:14","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:35.0.1-3"}]}],"versions":["1:29.0.0-7","1:32.0.0-1","1:32.0.0-2","1:32.0.0-4","1:32.0.0-5","1:32.0.0-6","1:32.0.0-7","1:34.0.0-1","1:35.0.0-1","1:35.0.0-2","1:35.0.1-1","1:35.0.1-2"]},{"source":"osv","ecosystem":"PyPI","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"36.0.0"}]}],"versions":["0.0","10.1.10","10.1.7","10.1.8","10.1.9","11.1.1","11.1.2","11.1.3","11.1.4","12.0.0","12.1.0","12.1.1","12.1.2","12.1.3","12.1.4","12.1.5","12.1.6","12.2.0","13.0.0","13.0.1","13.0.2","13.0.3","13.0.4","13.0.5","13.0.6","13.0.7","14.0.0","15.0.0","15.0.1","15.0.2","15.1.0","15.2.0","16.0.0","16.0.1","16.0.2","16.0.3","16.0.4","16.0.5","16.1.0","16.2.0","17.0.0","17.0.1","17.0.2","17.0.3","17.0.4","17.1.0","18.0.0","18.1.0","18.2.0","18.2.1","18.2.2","18.3.0","19.0.0","20.0.0","20.1.0","20.1.1","20.1.2","20.1.3","20.2.0","21.0.0","21.1.0","21.1.1","21.1.2","21.2.0","21.3.0","21.4.0","21.4.1","21.4.2","21.4.3","21.4.4","22.0.0","22.1.0","23.0.0","23.0.1","23.0.2","23.0.3","23.0.4","23.0.5","23.1.0","24.0.0","24.1.0","24.1.1","24.1.2","24.1.3","24.1.4","24.1.5","25.0.0","26.0.0","26.1.0","26.1.1","26.1.2","26.1.3","26.1.4","26.1.5","26.1.6","27.0.0","28.0.0","29.0.0","29.0.1","29.0.2","29.0.3","29.0.4","29.0.5","29.0.6","29.1.0","30.0.0","31.0.0","32.0.0","32.0.1","32.1.0","33.0.0","34.0.0","35.0.0","35.0.1","35.1.0","36.0.0","9.1.6","9.1.7"]},{"source":"osv","ecosystem":"PyPI","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"36.0.0"}]}],"versions":["0.0","10.1.10","10.1.7","10.1.8","10.1.9","11.1.1","11.1.2","11.1.3","11.1.4","12.0.0","12.1.0","12.1.1","12.1.2","12.1.3","12.1.4","12.1.5","12.1.6","12.2.0","13.0.0","13.0.1","13.0.2","13.0.3","13.0.4","13.0.5","13.0.6","13.0.7","14.0.0","15.0.0","15.0.1","15.0.2","15.1.0","15.2.0","16.0.0","16.0.1","16.0.2","16.0.3","16.0.4","16.0.5","16.1.0","16.2.0","17.0.0","17.0.1","17.0.2","17.0.3","17.0.4","17.1.0","18.0.0","18.1.0","18.2.0","18.2.1","18.2.2","18.3.0","19.0.0","20.0.0","20.1.0","20.1.1","20.1.2","20.1.3","20.2.0","21.0.0","21.1.0","21.1.1","21.1.2","21.2.0","21.3.0","21.4.0","21.4.1","21.4.2","21.4.3","21.4.4","22.0.0","22.1.0","23.0.0","23.0.1","23.0.2","23.0.3","23.0.4","23.0.5","23.1.0","24.0.0","24.1.0","24.1.1","24.1.2","24.1.3","24.1.4","24.1.5","25.0.0","26.0.0","26.1.0","26.1.1","26.1.2","26.1.3","26.1.4","26.1.5","26.1.6","27.0.0","28.0.0","29.0.0","29.0.1","29.0.2","29.0.3","29.0.4","29.0.5","29.0.6","30.0.0","31.0.0","32.0.0","32.0.1","33.0.0","34.0.0","35.0.0","35.0.1","36.0.0","9.1.6","9.1.7"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.2.0-0ubuntu1","1:4.3.0-0ubuntu1","1:5.1.0-0ubuntu1","1:5.1.2-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:9.1.0-0ubuntu2","1:9.2.0-0ubuntu1","1:10.0.0-0ubuntu1","1:10.1.0-0ubuntu1","1:10.1.1-0ubuntu1","1:10.1.1-0ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:13.0.1-0ubuntu1","1:14.0.0~b1~git2019121713.76597ca93-0ubuntu1","1:14.0.0~b1~git2019121713.76597ca93-0ubuntu2","1:14.0.0-0ubuntu1","1:14.0.1~git2020032415.de2d907fc-0ubuntu1","1:14.0.1~git2020041013.af9e6ba90-0ubuntu2","1:15.0.0-0ubuntu0.20.04.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:18.2.0-0ubuntu1","1:18.2.0+git2021120910.cdc3b9538-0ubuntu1","1:19.0.0+git2022011216.7beadee46-0ubuntu1","1:20.0.0+git2022030313.4e6a3d52e-0ubuntu1","1:20.1.0-0ubuntu1","1:20.1.0-0ubuntu1.1","1:20.1.0-0ubuntu1.2","1:20.1.0-0ubuntu1.3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:23.0.0-0ubuntu3","1:23.1.0+git2024011916.a374a0c1-0ubuntu1","1:24.1.0-0ubuntu1","1:24.1.1-0ubuntu1","1:24.1.1-0ubuntu1.2","1:24.1.1-0ubuntu1.3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:29.0.0-0ubuntu1","1:30.0.0+git2025070713.577833d78-0ubuntu1","1:30.0.0+git2025070713.577833d78-0ubuntu2","1:32.0.0-0ubuntu1","1:32.0.0-0ubuntu1.1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:35.0.0-0ubuntu2","1:35.0.0-0ubuntu3","1:38.0.0+git20260818.101.f8e78b0-0ubuntu1","1:38.0.0+git2026091517.26c022f13-0ubuntu1","1:39.0.0-0ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"ironic","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:32.0.0-0ubuntu1","1:34.0.0-0ubuntu1","1:35.0.0-0ubuntu1","1:35.0.0-0ubuntu2","1:35.0.0-0ubuntu2.1"]}],"products":[{"vendor":"openstack","product":"ironic"}],"references":[{"url":"https://bugs.launchpad.net/ironic/+bug/2150332","tags":["exploit","Exploit","Issue Tracking","Third Party Advisory","web","report"]},{"url":"https://opendev.org/openstack/ironic/commit/a3f6d735ac3642ab95b49142c7305f072ae748d0","tags":["Patch","web","report"]},{"url":"https://security.openstack.org/ossa/OSSA-2026-013.html","tags":["Patch","Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44919","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4g73-w726-53h3","tags":["advisory"]},{"url":"https://opendev.org/openstack/ironic","tags":["web","package"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44919.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-44919","tags":["advisory"]},{"url":"https://pypi.org/project/ironic","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2026-44919","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-44919","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-44919","description":"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.","status":"published","published":"2026-05-14T00:00:00Z","modified":"2026-05-21T06:16:30.581Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T13:42:49.132798Z"}],"euvd":[{"id":"EUVD-2026-30209","description":"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.","status":"published","published":"2026-05-14T00:00:00Z","modified":"2026-05-21T06:16:30Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T18:21:13.845677Z"}],"ghsa":[{"id":"GHSA-4g73-w726-53h3","title":"OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices","description":"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.","status":"published","published":"2026-05-14T03:32:08Z","modified":"2026-06-08T20:07:39Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T14:40:20.187636Z"}],"nvd":[{"id":"CVE-2026-44919","description":"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.","status":"published","published":"2026-05-14T02:17:21.773Z","modified":"2026-10-26T14:10:00.13Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T14:12:19.020465Z"}],"osv":[{"id":"CVE-2026-44919","description":"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.","status":"published","published":"2026-05-14T00:00:00Z","modified":"2026-10-28T02:30:38.023176286Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T15:45:05.172514Z"},{"id":"DEBIAN-CVE-2026-44919","description":"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.","status":"published","published":"2026-05-14T02:17:21.773Z","modified":"2026-10-27T09:47:34.048783387Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:55.669088Z"},{"id":"GHSA-4g73-w726-53h3","title":"OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices","description":"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.","status":"published","published":"2026-05-14T03:32:08Z","modified":"2026-09-10T03:50:45.422121645Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T15:46:36.782754Z"},{"id":"PYSEC-2026-2524","title":"OpenStack Ironic: Pre-Validation Checksum Calculation allows Denial of Service (DoS) via Infinite Block Devices","description":"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.","status":"published","published":"2026-07-13T15:19:05.090851Z","modified":"2026-07-20T12:45:07.40995318Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T15:52:55.961245Z"},{"id":"UBUNTU-CVE-2026-44919","description":"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.","status":"published","published":"2026-05-14T02:17:00Z","modified":"2026-10-17T12:58:21.901763397Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:56:26.396868Z"}]}}