USN-7931-2

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Source
https://ubuntu.com/security/notices/USN-7931-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7931-2.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-7931-2
Upstream
Related
Published
2025-12-15T14:31:25.729682Z
Modified
2026-01-14T08:30:32.969663Z
Summary
linux-fips, linux-aws-fips, linux-gcp-fips vulnerabilities
Details

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Cryptographic API; - Media drivers; - Memory management; - Appletalk network protocol; - Netfilter; (CVE-2025-37958, CVE-2025-38666, CVE-2025-39964, CVE-2025-39993, CVE-2025-40018)

References

Affected packages

Ubuntu:Pro:FIPS-updates:24.04:LTS / linux-aws-fips

Package

Name
linux-aws-fips
Purl
pkg:deb/ubuntu/linux-aws-fips@6.8.0-1044.46+fips1?arch=source&distro=fips-updates/noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.8.0-1044.46+fips1

Affected versions

6.*

6.8.0-1035.37+fips1
6.8.0-1036.38+fips1
6.8.0-1038.40+fips1
6.8.0-1039.41+fips1
6.8.0-1040.42+fips1
6.8.0-1041.43+fips1
6.8.0-1042.44+fips1
6.8.0-1043.45+fips1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-aws-fips-cloud-tools-6.8.0-1044"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-aws-fips-headers-6.8.0-1044"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-aws-fips-tools-6.8.0-1044"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-buildinfo-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-cloud-tools-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-headers-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-image-unsigned-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-image-unsigned-hmac-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-modules-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-modules-extra-6.8.0-1044-aws-fips"
        },
        {
            "binary_version": "6.8.0-1044.46+fips1",
            "binary_name": "linux-tools-6.8.0-1044-aws-fips"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7931-2.json"

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-37958"
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ],
            "id": "CVE-2025-38666"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39964"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39993"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-40018"
        }
    ],
    "ecosystem": "Ubuntu:Pro:FIPS-updates:24.04:LTS"
}

Ubuntu:Pro:FIPS-updates:24.04:LTS / linux-fips

Package

Name
linux-fips
Purl
pkg:deb/ubuntu/linux-fips@6.8.0-90.91+fips1?arch=source&distro=fips-updates/noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.8.0-90.91+fips1

Affected versions

6.*

6.8.0-38.38+fips4
6.8.0-78.78+fips1
6.8.0-79.79+fips1
6.8.0-83.83+fips1
6.8.0-84.84+fips1
6.8.0-85.85+fips1
6.8.0-86.87+fips1
6.8.0-87.88+fips1
6.8.0-88.89+fips1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-buildinfo-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-cloud-tools-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-fips-cloud-tools-6.8.0-90"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-fips-headers-6.8.0-90"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-fips-lib-rust-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-fips-tools-6.8.0-90"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-headers-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-image-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-image-hmac-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-image-unsigned-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-image-unsigned-hmac-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-modules-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-modules-extra-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-modules-ipu6-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-modules-iwlwifi-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-modules-usbio-6.8.0-90-fips"
        },
        {
            "binary_version": "6.8.0-90.91+fips1",
            "binary_name": "linux-tools-6.8.0-90-fips"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7931-2.json"

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-37958"
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ],
            "id": "CVE-2025-38666"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39964"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39993"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-40018"
        }
    ],
    "ecosystem": "Ubuntu:Pro:FIPS-updates:24.04:LTS"
}

Ubuntu:Pro:FIPS-updates:24.04:LTS / linux-gcp-fips

Package

Name
linux-gcp-fips
Purl
pkg:deb/ubuntu/linux-gcp-fips@6.8.0-1045.48+fips1?arch=source&distro=fips-updates/noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.8.0-1045.48+fips1

Affected versions

6.*

6.8.0-1036.38+fips1
6.8.0-1037.39+fips1
6.8.0-1039.41+fips1
6.8.0-1040.42+fips1
6.8.0-1041.43+fips1
6.8.0-1042.45+fips1
6.8.0-1043.46+fips1
6.8.0-1044.47+fips1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-buildinfo-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-gcp-fips-headers-6.8.0-1045"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-gcp-fips-tools-6.8.0-1045"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-headers-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-image-unsigned-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-image-unsigned-hmac-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-modules-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-modules-extra-6.8.0-1045-gcp-fips"
        },
        {
            "binary_version": "6.8.0-1045.48+fips1",
            "binary_name": "linux-tools-6.8.0-1045-gcp-fips"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7931-2.json"

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-37958"
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ],
            "id": "CVE-2025-38666"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39964"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-39993"
        },
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2025-40018"
        }
    ],
    "ecosystem": "Ubuntu:Pro:FIPS-updates:24.04:LTS"
}