The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989960 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    xtensa: xtfpga: Fix refcount leak bug in setup

    In machine_setup(), of_find_compatible_node() will return a node     pointer with refcount incremented. We should use of_node_put() when     it is not used anymore.

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

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

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988801 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    xtensa: xtfpga: Fix refcount leak bug in setup

    In machine_setup(), of_find_compatible_node() will return a node     pointer with refcount incremented. We should use of_node_put() when     it is not used anymore.

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

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

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

  - xtensa: xtfpga: Fix refcount leak bug in setup In machine_setup(), of_find_compatible_node() will return a     node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
    (CVE-2022-49681)

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

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986770 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    xtensa: xtfpga: Fix refcount leak bug in setup

    In machine_setup(), of_find_compatible_node() will return a node     pointer with refcount incremented. We should use of_node_put() when     it is not used anymore.

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

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

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986630 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    xtensa: xtfpga: Fix refcount leak bug in setup

    In machine_setup(), of_find_compatible_node() will return a node     pointer with refcount incremented. We should use of_node_put() when     it is not used anymore.

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

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

An update of the linux package has been released.

ID	Name	Product	Family	Published	Updated	Severity
272674	Unity Linux 20.1050e Security Update: kernel (UTSA-2025-989960)	Nessus	Unity Linux Local Security Checks	11/5/2025	11/5/2025	medium
273946	Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988801)	Nessus	Unity Linux Local Security Checks	11/5/2025	11/5/2025	medium
226189	Linux Distros Unpatched Vulnerability : CVE-2022-49681	Nessus	Misc.	3/5/2025	1/15/2026	medium
268153	Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986770)	Nessus	Unity Linux Local Security Checks	10/7/2025	10/15/2025	medium
269082	Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986630)	Nessus	Unity Linux Local Security Checks	10/7/2025	10/15/2025	medium
151965	Photon OS 4.0: Linux PHSA-2021-4.0-0065	Nessus	PhotonOS Local Security Checks	7/22/2021	3/23/2026	high
275906	TencentOS Server 4: kernel (TSSA-2025:0346)	Nessus	Tencent Local Security Checks	11/20/2025	3/11/2026	high

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