UBUNTU-CVE-2025-70293

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Source
https://ubuntu.com/security/CVE-2025-70293
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-70293
Upstream
  • CVE-2025-70293
Downstream
Related
Published
2026-08-26T20:16:00Z
Modified
2026-10-07T04:30:03Z
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
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability exists in function ext4fs_get_bgdtable, the size calculation can lead to under allocation and this underallocated buffer will be used in memcpy() which could lead to arbitrary code execution, a denial of service, or other unspecified impacts.

References

Affected packages

Ubuntu:22.04:LTS
u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2022.01+dfsg-2ubuntu2.8

Affected versions

2021.*
2021.07+dfsg-0ubuntu8
2021.07+dfsg-0ubuntu9
2021.07+dfsg-0ubuntu10
2022.*
2022.01+dfsg-2ubuntu1
2022.01+dfsg-2ubuntu2
2022.01+dfsg-2ubuntu2.1
2022.01+dfsg-2ubuntu2.3
2022.01+dfsg-2ubuntu2.4
2022.01+dfsg-2ubuntu2.5
2022.01+dfsg-2ubuntu2.6
2022.01+dfsg-2ubuntu2.7

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "u-boot",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-amlogic",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-exynos",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-imx",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-microchip",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-mvebu",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-omap",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-qcom",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-qemu",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-rockchip",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-rpi",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-sifive",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-sunxi",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-tegra",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        },
        {
            "binary_name": "u-boot-tools",
            "binary_version": "2022.01+dfsg-2ubuntu2.8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
u-boot-nezha

Package

Name
u-boot-nezha
Purl
pkg:deb/ubuntu/u-boot-nezha?arch=source&distro=jammy

Affected ranges

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

Affected versions

2021.*
2021.09+git20211008.62392d3-0ubuntu1
2022.*
2022.04+git20220405.7446a472-0ubuntu0.1
2022.04+git20220405.7446a472-0ubuntu0.2
2022.04+git20220405.7446a472-0ubuntu0.3
2022.04+git20220405.7446a472-0ubuntu0.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "u-boot-nezha",
            "binary_version": "2022.04+git20220405.7446a472-0ubuntu0.4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
Ubuntu:24.04:LTS
u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2025.10-0ubuntu0.24.04.3

Affected versions

2023.*
2023.07+dfsg-1ubuntu2
2024.*
2024.01+dfsg-1ubuntu1
2024.01+dfsg-1ubuntu2
2024.01+dfsg-1ubuntu3
2024.01+dfsg-1ubuntu4
2024.01+dfsg-1ubuntu5
2024.01+dfsg-1ubuntu5.1
2024.01+dfsg-1ubuntu5.2
2025.*
2025.01-0ubuntu0.24.04.1
2025.01-0ubuntu0.24.04.2
2025.10-0ubuntu0.24.04.1
2025.10-0ubuntu0.24.04.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "u-boot-amlogic",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-amlogic-binaries",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-asahi",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-exynos",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-exynos-binaries",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-imx",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-microchip",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-mvebu",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-omap",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-qcom",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-qemu",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-rockchip",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-rpi",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-sifive",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-sitara-binaries",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-starfive",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-stm32",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-sunxi",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-tegra",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        },
        {
            "binary_name": "u-boot-tools",
            "binary_version": "2025.10-0ubuntu0.24.04.3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
u-boot-nezha

Package

Name
u-boot-nezha
Purl
pkg:deb/ubuntu/u-boot-nezha?arch=source&distro=noble

Affected ranges

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

Affected versions

2022.*
2022.10-1089-g528ae9bc6c-0ubuntu2
2024.*
2024.01~rc1-190-g2e89b706f5-0ubuntu1
2024.01~rc1-190-g2e89b706f5-0ubuntu2
2024.01~rc1-190-g2e89b706f5-0ubuntu2.24.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "u-boot-nezha",
            "binary_version": "2024.01~rc1-190-g2e89b706f5-0ubuntu2.24.04.2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
Ubuntu:26.04:LTS
u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2025.10-0ubuntu2.1

Affected versions

2025.*
2025.01-3ubuntu4
2025.10-0ubuntu1
2025.10-0ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "u-boot-amlogic",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-amlogic-binaries",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-asahi",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-exynos",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-exynos-binaries",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-imx",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-microchip",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-mvebu",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-omap",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-qcom",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-qemu",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-rockchip",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-rpi",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-sifive",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-sitara-binaries",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-starfive",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-stm32",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-sunxi",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-tegra",
            "binary_version": "2025.10-0ubuntu2.1"
        },
        {
            "binary_name": "u-boot-tools",
            "binary_version": "2025.10-0ubuntu2.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
Ubuntu:Pro:18.04:LTS
u-boot

Package

Name
u-boot
Purl
pkg:deb/ubuntu/u-boot?arch=source&distro=esm-infra%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2020.10+dfsg-1ubuntu0~18.04.3+esm1

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
2019.*
2019.07+dfsg-1ubuntu4~18.04.1
2020.*
2020.10+dfsg-1ubuntu0~18.04.2
2020.10+dfsg-1ubuntu0~18.04.3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "u-boot",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-amlogic",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-exynos",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-imx",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-mvebu",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-omap",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-qcom",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-qemu",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-rockchip",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-rpi",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-sunxi",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-tegra",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        },
        {
            "binary_name": "u-boot-tools",
            "binary_version": "2020.10+dfsg-1ubuntu0~18.04.3+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"
Ubuntu:Pro:20.04:LTS
u-boot

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2021.01+dfsg-3ubuntu0~20.04.6+esm1

Affected versions

2019.*
2019.07+dfsg-1ubuntu3
2019.07+dfsg-1ubuntu5
2019.07+dfsg-1ubuntu6
2020.*
2020.10+dfsg-1ubuntu0~20.04.2
2021.*
2021.01+dfsg-3ubuntu0~20.04.1
2021.01+dfsg-3ubuntu0~20.04.3
2021.01+dfsg-3ubuntu0~20.04.4
2021.01+dfsg-3ubuntu0~20.04.5
2021.01+dfsg-3ubuntu0~20.04.6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "u-boot",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-amlogic",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-exynos",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-imx",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-mvebu",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-omap",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-qcom",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-qemu",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-rockchip",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-rpi",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-sifive",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-sunxi",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-tegra",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        },
        {
            "binary_name": "u-boot-tools",
            "binary_version": "2021.01+dfsg-3ubuntu0~20.04.6+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-70293.json"