UBUNTU-CVE-2026-40225

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Source
https://ubuntu.com/security/CVE-2026-40225
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-40225.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-40225
Upstream
Related
Published
2026-04-10T16:16:00Z
Modified
2026-06-05T19:45:06.570405580Z
Severity
  • 6.4 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In udev in systemd before 260, local root execution can occur via malicious hardware devices and unsanitized kernel output.

References

Affected packages

Ubuntu:Pro:20.04:LTS / systemd

Package

Name
systemd
Purl
pkg:deb/ubuntu/systemd?arch=source&distro=esm-infra%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
245.4-4ubuntu3.24+esm3

Affected versions

Other
242-7ubuntu3
243-2ubuntu1
243-3ubuntu1
244-3ubuntu1
244.*
244.1-0ubuntu2
244.1-0ubuntu3
244.2-1ubuntu1
244.3-1ubuntu1
245.*
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": "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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-40225.json"

Ubuntu:22.04:LTS / systemd

Package

Name
systemd
Purl
pkg:deb/ubuntu/systemd?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
249.11-0ubuntu3.19

Affected versions

248.*
248.3-1ubuntu8
249.*
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": "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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-40225.json"

Ubuntu:24.04:LTS / systemd

Package

Name
systemd
Purl
pkg:deb/ubuntu/systemd?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
255.4-1ubuntu8.14

Affected versions

253.*
253.5-1ubuntu6
253.5-1ubuntu7
255.*
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": "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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-40225.json"

Ubuntu:25.10 / systemd

Package

Name
systemd
Purl
pkg:deb/ubuntu/systemd?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
257.9-0ubuntu2.3

Affected versions

257.*
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

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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-40225.json"