{"id":"USN-8421-1","summary":"ironic vulnerabilities","details":"Dmitry Tantsur and Tuomo Tanskanen discovered that Ironic did not\nproperly validate file paths when handling ISO images. A privileged\nauthenticated remote user could use this issue to perform path\ntraversal via a crafted ISO image and overwrite arbitrary files on\nthe Ironic conductor. (CVE-2026-48681)\n\nDmitry Tantsur and Tuomo Tanskanen discovered that Ironic did not\nproperly validate kernel command line parameters. A privileged\nauthenticated remote user could use this issue to inject\nscripts during node boot and possibly execute arbitrary code.\n(CVE-2026-46447)\n\nDmitry Tantsur and Tuomo Tanskanen discovered that Ironic\nincorrectly restricted access to custom PXE templates. A privileged\nauthenticated remote user could use this issue to read arbitrary\nsensitive files on the Ironic conductor. (CVE-2026-44917)","modified":"2026-06-12T09:18:53.155920899Z","published":"2026-06-11T12:22:01Z","related":["UBUNTU-CVE-2026-44917","UBUNTU-CVE-2026-46447","UBUNTU-CVE-2026-48681"],"upstream":["CVE-2026-44917","CVE-2026-46447","CVE-2026-48681","UBUNTU-CVE-2026-44917","UBUNTU-CVE-2026-46447","UBUNTU-CVE-2026-48681"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8421-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-44917"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-46447"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-48681"}],"affected":[{"package":{"name":"ironic","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/ironic?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:20.1.0-0ubuntu1.3"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_name":"ironic-api","binary_version":"1:20.1.0-0ubuntu1.3"},{"binary_name":"ironic-common","binary_version":"1:20.1.0-0ubuntu1.3"},{"binary_name":"ironic-conductor","binary_version":"1:20.1.0-0ubuntu1.3"},{"binary_name":"python3-ironic","binary_version":"1:20.1.0-0ubuntu1.3"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-44917"},{"id":"CVE-2026-46447","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2026-48681","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8421-1.json"}},{"package":{"name":"ironic","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/ironic?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:24.1.1-0ubuntu1.3"}]}],"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"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"ironic-api","binary_version":"1:24.1.1-0ubuntu1.3"},{"binary_name":"ironic-common","binary_version":"1:24.1.1-0ubuntu1.3"},{"binary_name":"ironic-conductor","binary_version":"1:24.1.1-0ubuntu1.3"},{"binary_name":"python3-ironic","binary_version":"1:24.1.1-0ubuntu1.3"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"id":"CVE-2026-44917","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-46447","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-48681"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8421-1.json"}},{"package":{"name":"ironic","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/ironic?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:32.0.0-0ubuntu1.1"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_version":"1:32.0.0-0ubuntu1.1","binary_name":"ironic-api"},{"binary_version":"1:32.0.0-0ubuntu1.1","binary_name":"ironic-common"},{"binary_name":"ironic-conductor","binary_version":"1:32.0.0-0ubuntu1.1"},{"binary_version":"1:32.0.0-0ubuntu1.1","binary_name":"python3-ironic"}],"availability":"No 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