USN-7478-1

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Source
https://ubuntu.com/security/notices/USN-7478-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7478-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7478-1
Upstream
Related
Published
2025-05-05T12:05:14.377146Z
Modified
2025-10-13T04:41:07Z
Summary
corosync vulnerability
Details

It was discovered that Corosync incorrectly handled certain large UDP packets. If encryption is disabled, or an attacker knows the encryption key, this issue could be used to cause Corosync to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:20.04:LTS / corosync

Package

Name
corosync
Purl
pkg:deb/ubuntu/corosync@3.0.3-2ubuntu2.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0.3-2ubuntu2.2

Affected versions

3.*

3.0.1-2ubuntu1
3.0.2-1ubuntu1
3.0.2-1ubuntu2
3.0.3-2ubuntu1
3.0.3-2ubuntu2
3.0.3-2ubuntu2.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "corosync"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "corosync-notifyd"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "corosync-vqsim"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcfg-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcfg7"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcmap-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcmap4"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcorosync-common-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcorosync-common4"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcpg-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libcpg4"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libquorum-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libquorum5"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libsam-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libsam4"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libvotequorum-dev"
        },
        {
            "binary_version": "3.0.3-2ubuntu2.2",
            "binary_name": "libvotequorum8"
        }
    ],
    "availability": "No subscription required"
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2025-30472"
            }
        ],
        "ecosystem": "Ubuntu:20.04:LTS"
    }
}

Ubuntu:22.04:LTS / corosync

Package

Name
corosync
Purl
pkg:deb/ubuntu/corosync@3.1.6-1ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.6-1ubuntu1.1

Affected versions

3.*

3.1.2-2ubuntu1
3.1.6-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "corosync"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "corosync-notifyd"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "corosync-vqsim"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcfg-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcfg7"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcmap-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcmap4"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcorosync-common-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcorosync-common4"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcpg-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libcpg4"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libquorum-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libquorum5"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libsam-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libsam4"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libvotequorum-dev"
        },
        {
            "binary_version": "3.1.6-1ubuntu1.1",
            "binary_name": "libvotequorum8"
        }
    ],
    "availability": "No subscription required"
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2025-30472"
            }
        ],
        "ecosystem": "Ubuntu:22.04:LTS"
    }
}

Ubuntu:24.04:LTS / corosync

Package

Name
corosync
Purl
pkg:deb/ubuntu/corosync@3.1.7-1ubuntu3.1?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.7-1ubuntu3.1

Affected versions

3.*

3.1.7-1ubuntu1
3.1.7-1ubuntu2
3.1.7-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "corosync"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "corosync-notifyd"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "corosync-vqsim"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcfg-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcfg7"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcmap-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcmap4"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcorosync-common-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcorosync-common4"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcpg-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libcpg4"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libquorum-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libquorum5"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libsam-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libsam4"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libvotequorum-dev"
        },
        {
            "binary_version": "3.1.7-1ubuntu3.1",
            "binary_name": "libvotequorum8"
        }
    ],
    "availability": "No subscription required"
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2025-30472"
            }
        ],
        "ecosystem": "Ubuntu:24.04:LTS"
    }
}