There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT. (CVE-2021-27097)

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.
    (CVE-2021-27138)

According to the versions of the uboot-tools packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - The boot loader in Das U-Boot before 2021.04-rc2     mishandles a modified FIT.(CVE-2021-27097)

  - The boot loader in Das U-Boot before 2021.04-rc2     mishandles use of unit addresses in a     FIT.(CVE-2021-27138)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT. (CVE-2021-27097)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4320 advisory.

    -------------------------------------------------------------------------     Debian LTS Advisory DLA-4320-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                       Daniel Leidert     October 01, 2025                              https://wiki.debian.org/LTS
    -------------------------------------------------------------------------

    Package        : u-boot     Version        : 2021.01+dfsg-5+deb11u2     CVE ID         : CVE-2021-27097 CVE-2021-27138     Debian Bug     : 983269 983270

    Multiple vulnerabilties were discovered in u-boot, a boot loader for     embedded systems.

    CVE-2021-27097

       Strange modifications of the FIT can introduce security risks.

    CVE-2021-27138

       Using unit addresses in a FIT can pose security risks.

    For Debian 11 bullseye, these problems have been fixed in version     2021.01+dfsg-5+deb11u2.

    We recommend that you upgrade your u-boot packages.

    For the detailed security status of u-boot please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/u-boot

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS     Attachment:
    signature.asc     Description: This is a digitally signed message part

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

According to the versions of the uboot-tools packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT. (CVE-2021-27097)

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.
    (CVE-2021-27138)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the uboot-tools package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - The boot loader in Das U-Boot before 2021.04-rc2     mishandles a modified FIT.(CVE-2021-27097)

  - The boot loader in Das U-Boot before 2021.04-rc2     mishandles use of unit addresses in a     FIT.(CVE-2021-27138)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the uboot-tools package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT. (CVE-2021-27097)

  - The boot loader in Das U-Boot before 2021.04-rc2 mishandles use of unit addresses in a FIT.
    (CVE-2021-27138)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Published	Updated	Severity
424623	Alpine: multiple u-boot packages: security update to 2021.04-r0	Tenable Cloud Security	Alpine Linux Local Security Checks	4/4/2025	7/2/2026	high
407416	Alpine: u-boot: security update to 2021.04-r0	Tenable Cloud Security	Alpine Linux Local Security Checks	10/31/2023	12/29/2025	high
407416	Alpine: u-boot: security update to 2021.04-r0	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	10/31/2023	12/29/2025	high
424623	Alpine: multiple u-boot packages: security update to 2021.04-r0	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	4/4/2025	7/2/2026	high
152323	EulerOS 2.0 SP9 : uboot-tools (EulerOS-SA-2021-2284)	Nessus	Huawei Local Security Checks	8/9/2021	12/6/2023	high
223739	Linux Distros Unpatched Vulnerability : CVE-2021-27097	Nessus	Misc.	3/4/2025	10/28/2025	high
266339	Debian dla-4320 : u-boot - security update	Nessus	Debian Local Security Checks	10/1/2025	10/1/2025	high
159988	EulerOS 2.0 SP10 : uboot-tools (EulerOS-SA-2022-1498)	Nessus	Huawei Local Security Checks	4/20/2022	4/20/2022	high
152316	EulerOS 2.0 SP9 : uboot-tools (EulerOS-SA-2021-2258)	Nessus	Huawei Local Security Checks	8/9/2021	12/6/2023	high
159971	EulerOS 2.0 SP10 : uboot-tools (EulerOS-SA-2022-1517)	Nessus	Huawei Local Security Checks	4/20/2022	4/20/2022	high

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