ubuntu-cve-2026-40225
Vulnerability from osv_ubuntu
Published
2026-04-10 16:16
Modified
2026-06-05 17:45
Summary
Details
In udev in systemd before 260, local root execution can occur via malicious hardware devices and unsanitized kernel output.
Severity
6.4 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libnss-myhostname",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libnss-mymachines",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libnss-resolve",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libnss-systemd",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libpam-systemd",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libsystemd0",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "libudev1",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-container",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-coredump",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-journal-remote",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-sysv",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-tests",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "systemd-timesyncd",
"binary_version": "245.4-4ubuntu3.24+esm3"
},
{
"binary_name": "udev",
"binary_version": "245.4-4ubuntu3.24+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "systemd",
"purl": "pkg:deb/ubuntu/systemd@245.4-4ubuntu3.24+esm3?arch=source\u0026distro=esm-infra/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "245.4-4ubuntu3.24+esm3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"242-7ubuntu3",
"243-2ubuntu1",
"243-3ubuntu1",
"244-3ubuntu1",
"244.1-0ubuntu2",
"244.1-0ubuntu3",
"244.2-1ubuntu1",
"244.3-1ubuntu1",
"245.2-1ubuntu1",
"245.2-1ubuntu2",
"245.4-2ubuntu1",
"245.4-4ubuntu1",
"245.4-4ubuntu3",
"245.4-4ubuntu3.1",
"245.4-4ubuntu3.2",
"245.4-4ubuntu3.3",
"245.4-4ubuntu3.4",
"245.4-4ubuntu3.5",
"245.4-4ubuntu3.6",
"245.4-4ubuntu3.7",
"245.4-4ubuntu3.10",
"245.4-4ubuntu3.11",
"245.4-4ubuntu3.13",
"245.4-4ubuntu3.14",
"245.4-4ubuntu3.15",
"245.4-4ubuntu3.16",
"245.4-4ubuntu3.17",
"245.4-4ubuntu3.18",
"245.4-4ubuntu3.19",
"245.4-4ubuntu3.20",
"245.4-4ubuntu3.21",
"245.4-4ubuntu3.22",
"245.4-4ubuntu3.23",
"245.4-4ubuntu3.24",
"245.4-4ubuntu3.24+esm1"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libnss-myhostname",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libnss-mymachines",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libnss-resolve",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libnss-systemd",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libpam-systemd",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libsystemd0",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "libudev1",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-container",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-coredump",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-journal-remote",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-oomd",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-repart",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-standalone-sysusers",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-standalone-tmpfiles",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-sysv",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-tests",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "systemd-timesyncd",
"binary_version": "249.11-0ubuntu3.19"
},
{
"binary_name": "udev",
"binary_version": "249.11-0ubuntu3.19"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "systemd",
"purl": "pkg:deb/ubuntu/systemd@249.11-0ubuntu3.19?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "249.11-0ubuntu3.19"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"248.3-1ubuntu8",
"249.5-2ubuntu1",
"249.5-2ubuntu2",
"249.5-2ubuntu3",
"249.5-2ubuntu4",
"249.9-0ubuntu2",
"249.10-0ubuntu1",
"249.10-0ubuntu2",
"249.11-0ubuntu1",
"249.11-0ubuntu2",
"249.11-0ubuntu3",
"249.11-0ubuntu3.1",
"249.11-0ubuntu3.3",
"249.11-0ubuntu3.4",
"249.11-0ubuntu3.6",
"249.11-0ubuntu3.7",
"249.11-0ubuntu3.9",
"249.11-0ubuntu3.10",
"249.11-0ubuntu3.11",
"249.11-0ubuntu3.12",
"249.11-0ubuntu3.15",
"249.11-0ubuntu3.16",
"249.11-0ubuntu3.17"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libnss-myhostname",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libnss-mymachines",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libnss-resolve",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libnss-systemd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libpam-systemd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libsystemd-shared",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libsystemd0",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "libudev1",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-boot",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-boot-efi",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-container",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-coredump",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-homed",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-journal-remote",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-oomd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-resolved",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-standalone-sysusers",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-standalone-tmpfiles",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-sysv",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-tests",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-timesyncd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-ukify",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "systemd-userdbd",
"binary_version": "255.4-1ubuntu8.14"
},
{
"binary_name": "udev",
"binary_version": "255.4-1ubuntu8.14"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "systemd",
"purl": "pkg:deb/ubuntu/systemd@255.4-1ubuntu8.14?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "255.4-1ubuntu8.14"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"253.5-1ubuntu6",
"253.5-1ubuntu7",
"255.2-3ubuntu2",
"255.4-1ubuntu5",
"255.4-1ubuntu6",
"255.4-1ubuntu7",
"255.4-1ubuntu8",
"255.4-1ubuntu8.1",
"255.4-1ubuntu8.2",
"255.4-1ubuntu8.4",
"255.4-1ubuntu8.5",
"255.4-1ubuntu8.6",
"255.4-1ubuntu8.8",
"255.4-1ubuntu8.10",
"255.4-1ubuntu8.11",
"255.4-1ubuntu8.12"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libnss-myhostname",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libnss-mymachines",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libnss-resolve",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libnss-systemd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libpam-systemd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libsystemd-shared",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libsystemd0",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "libudev1",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-boot",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-boot-efi",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-boot-tools",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-container",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-coredump",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-cryptsetup",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-homed",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-journal-remote",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-oomd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-repart",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-resolved",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-standalone-shutdown",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-standalone-sysusers",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-standalone-tmpfiles",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-sysv",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-tests",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-timesyncd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-ukify",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "systemd-userdbd",
"binary_version": "257.9-0ubuntu2.3"
},
{
"binary_name": "udev",
"binary_version": "257.9-0ubuntu2.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "systemd",
"purl": "pkg:deb/ubuntu/systemd@257.9-0ubuntu2.3?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "257.9-0ubuntu2.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"257.4-1ubuntu3",
"257.6-1ubuntu1",
"257.7-1ubuntu1",
"257.7-1ubuntu3",
"257.8-0ubuntu2",
"257.9-0ubuntu1",
"257.9-0ubuntu2",
"257.9-0ubuntu2.1"
]
}
],
"aliases": [],
"details": "In udev in systemd before 260, local root execution can occur via malicious hardware devices and unsanitized kernel output.",
"id": "UBUNTU-CVE-2026-40225",
"modified": "2026-06-05T17:45:53Z",
"published": "2026-04-10T16:16:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-40225"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-40225"
},
{
"type": "REPORT",
"url": "https://github.com/systemd/systemd/security/advisories/GHSA-vpfq-8p5f-jcqx"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8119-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8119-2"
}
],
"related": [
"USN-8119-1",
"USN-8119-2"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-40225"
]
}
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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