UBUNTU-CVE-2018-18439

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Source
https://ubuntu.com/security/CVE-2018-18439
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-18439.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-18439
Related
Published
2018-11-20T19:29:00Z
Modified
2025-06-02T17:09:56Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

DENX U-Boot through 2018.09-rc1 has a remotely exploitable buffer overflow via a malicious TFTP server because TFTP traffic is mishandled. Also, local exploitation can occur via a crafted kernel image.

References

Affected packages

Ubuntu:Pro:16.04:LTS / u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot@2016.01+dfsg1-2ubuntu5?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2015.*

2015.04+dfsg1-2ubuntu1
2015.10+dfsg1-2
2015.10+dfsg1-3
2015.10+dfsg1-4

2016.*

2016.01+dfsg1-1
2016.01+dfsg1-1ubuntu1
2016.01+dfsg1-2ubuntu1
2016.01+dfsg1-2ubuntu2
2016.01+dfsg1-2ubuntu3
2016.01+dfsg1-2ubuntu5

Ecosystem specific 

{
    "ubuntu_priority": "negligible"
}

Ubuntu:18.04:LTS / u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot@2019.07+dfsg-1ubuntu4~18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2019.07+dfsg-1ubuntu4~18.04.1

Affected versions

2016.*

2016.03+dfsg1-6ubuntu2

2018.*

2018.07~rc3+dfsg1-0ubuntu1~18.04.1
2018.07~rc3+dfsg1-0ubuntu2~18.04.1
2018.07~rc3+dfsg1-0ubuntu3~18.04.1

Ecosystem specific 

{
    "ubuntu_priority": "negligible",
    "binaries": [
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-amlogic"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-exynos"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-imx"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-omap"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-qcom"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-rockchip"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-rpi"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-sunxi"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-tegra"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu4~18.04.1",
            "binary_name": "u-boot-tools"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot@2019.07+dfsg-1ubuntu6?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2019.07+dfsg-1ubuntu6

Affected versions

2019.*

2019.07+dfsg-1ubuntu3
2019.07+dfsg-1ubuntu5

Ecosystem specific 

{
    "ubuntu_priority": "negligible",
    "binaries": [
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-amlogic"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-exynos"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-imx"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-mvebu"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-omap"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-qcom"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-rockchip"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-rpi"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-sunxi"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-tegra"
        },
        {
            "binary_version": "2019.07+dfsg-1ubuntu6",
            "binary_name": "u-boot-tools"
        }
    ],
    "availability": "No subscription required"
}