USN-3732-1

Source
https://ubuntu.com/security/notices/USN-3732-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3732-1
Upstream
Related
Published
2018-08-06T21:45:01Z
Modified
2026-04-22T09:48:03Z
Summary
linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerability
Details

Juha-Matti Tilli discovered that the TCP implementation in the Linux kernel performed algorithmically expensive operations in some situations when handling incoming packets. A remote attacker could use this to cause a denial of service.

References

Affected packages

Ubuntu:18.04:LTS
linux

Package

Name
linux
Purl
pkg:deb/ubuntu/linux@4.15.0-30.32?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-30.32

Affected versions

4.*
4.13.0-16.19
4.13.0-17.20
4.13.0-25.29
4.13.0-32.35
4.15.0-10.11
4.15.0-12.13
4.15.0-13.14
4.15.0-15.16
4.15.0-19.20
4.15.0-20.21
4.15.0-22.24
4.15.0-23.25
4.15.0-24.26
4.15.0-29.31

Ecosystem specific

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}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-aws

Package

Name
linux-aws
Purl
pkg:deb/ubuntu/linux-aws@4.15.0-1017.17?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1017.17

Affected versions

4.*
4.15.0-1001.1
4.15.0-1003.3
4.15.0-1005.5
4.15.0-1006.6
4.15.0-1007.7
4.15.0-1009.9
4.15.0-1010.10
4.15.0-1011.11
4.15.0-1016.16

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-aws-headers-4.15.0-1017",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-aws-tools-4.15.0-1017",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-headers-4.15.0-1017-aws",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-image-4.15.0-1017-aws",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1017-aws",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1017-aws",
            "binary_version":  "4.15.0-1017.17"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-azure

Package

Name
linux-azure
Purl
pkg:deb/ubuntu/linux-azure@4.15.0-1019.19?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1019.19

Affected versions

4.*
4.15.0-1002.2
4.15.0-1003.3
4.15.0-1004.4
4.15.0-1008.8
4.15.0-1009.9
4.15.0-1012.12
4.15.0-1013.13
4.15.0-1014.14
4.15.0-1018.18

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-azure-cloud-tools-4.15.0-1019",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-azure-headers-4.15.0-1019",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-azure-tools-4.15.0-1019",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-cloud-tools-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-headers-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-image-unsigned-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-modules-extra-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1019-azure",
            "binary_version":  "4.15.0-1019.19"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-gcp

Package

Name
linux-gcp
Purl
pkg:deb/ubuntu/linux-gcp@4.15.0-1015.15?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1015.15

Affected versions

4.*
4.15.0-1001.1
4.15.0-1003.3
4.15.0-1005.5
4.15.0-1006.6
4.15.0-1008.8
4.15.0-1009.9
4.15.0-1010.10
4.15.0-1014.14

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-gcp-headers-4.15.0-1015",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-gcp-tools-4.15.0-1015",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-headers-4.15.0-1015-gcp",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-image-4.15.0-1015-gcp",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1015-gcp",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-modules-extra-4.15.0-1015-gcp",
            "binary_version":  "4.15.0-1015.15"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1015-gcp",
            "binary_version":  "4.15.0-1015.15"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-kvm

Package

Name
linux-kvm
Purl
pkg:deb/ubuntu/linux-kvm@4.15.0-1017.17?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1017.17

Affected versions

4.*
4.15.0-1002.2
4.15.0-1003.3
4.15.0-1004.4
4.15.0-1006.6
4.15.0-1008.8
4.15.0-1010.10
4.15.0-1011.11
4.15.0-1012.12
4.15.0-1016.16

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-headers-4.15.0-1017-kvm",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-image-4.15.0-1017-kvm",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-kvm-headers-4.15.0-1017",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-kvm-tools-4.15.0-1017",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1017-kvm",
            "binary_version":  "4.15.0-1017.17"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1017-kvm",
            "binary_version":  "4.15.0-1017.17"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-oem

Package

Name
linux-oem
Purl
pkg:deb/ubuntu/linux-oem@4.15.0-1013.16?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1013.16

Affected versions

4.*
4.15.0-1002.3
4.15.0-1004.5
4.15.0-1006.9
4.15.0-1008.11
4.15.0-1009.12
4.15.0-1012.15

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "block-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "crypto-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "fat-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "fb-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "firewire-core-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "floppy-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "fs-core-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "fs-secondary-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "input-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "ipmi-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "irda-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "kernel-image-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-headers-4.15.0-1013-oem",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-image-unsigned-4.15.0-1013-oem",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1013-oem",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-oem-headers-4.15.0-1013",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-oem-tools-4.15.0-1013",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1013-oem",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "linux-udebs-oem",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "md-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "message-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "mouse-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "multipath-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "nfs-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "nic-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "nic-pcmcia-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "nic-shared-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "nic-usb-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "parport-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "pata-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "pcmcia-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "pcmcia-storage-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "plip-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "ppp-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "sata-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "scsi-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "serial-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "storage-core-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "usb-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "virtio-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        },
        {
            "binary_name":  "vlan-modules-4.15.0-1013-oem-di",
            "binary_version":  "4.15.0-1013.16"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"
linux-raspi2

Package

Name
linux-raspi2
Purl
pkg:deb/ubuntu/linux-raspi2@4.15.0-1018.19?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.15.0-1018.19

Affected versions

4.*
4.13.0-1005.5
4.13.0-1006.6
4.13.0-1008.8
4.15.0-1006.7
4.15.0-1009.10
4.15.0-1010.11
4.15.0-1011.12
4.15.0-1012.13
4.15.0-1013.14
4.15.0-1017.18

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-headers-4.15.0-1018-raspi2",
            "binary_version":  "4.15.0-1018.19"
        },
        {
            "binary_name":  "linux-image-4.15.0-1018-raspi2",
            "binary_version":  "4.15.0-1018.19"
        },
        {
            "binary_name":  "linux-modules-4.15.0-1018-raspi2",
            "binary_version":  "4.15.0-1018.19"
        },
        {
            "binary_name":  "linux-raspi2-headers-4.15.0-1018",
            "binary_version":  "4.15.0-1018.19"
        },
        {
            "binary_name":  "linux-raspi2-tools-4.15.0-1018",
            "binary_version":  "4.15.0-1018.19"
        },
        {
            "binary_name":  "linux-tools-4.15.0-1018-raspi2",
            "binary_version":  "4.15.0-1018.19"
        }
    ]
}

Database specific

cves_map
{
    "cves":  [
        {
            "id":  "CVE-2018-5390",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "high",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}
source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3732-1.json"