In the Linux kernel, the following vulnerability has been resolved: um: vector: Fix memory leak in vector_config If the return value of the uml_parse_vector_ifspec function is NULL, we should call kfree(params) to prevent memory leak.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013799 advisory.

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

    um: vector: Fix memory leak in vector_config

    If the return value of the uml_parse_vector_ifspec function is NULL,     we should call kfree(params) to prevent memory leak.

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-2026-011066 advisory.

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

    um: vector: Fix memory leak in vector_config

    If the return value of the uml_parse_vector_ifspec function is NULL,     we should call kfree(params) to prevent memory leak.

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-2026-007336 advisory.

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

    um: vector: Fix memory leak in vector_config

    If the return value of the uml_parse_vector_ifspec function is NULL,     we should call kfree(params) to prevent memory leak.

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.

  - um: vector: Fix memory leak in vector_config If the return value of the uml_parse_vector_ifspec function     is NULL, we should call kfree(params) to prevent memory leak. (CVE-2023-53745)

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

An update of the linux package has been released.

ID	Name	Product	Family	Severity
309422	Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013799)	Nessus	Unity Linux Local Security Checks	medium
308810	Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011066)	Nessus	Unity Linux Local Security Checks	medium
307286	Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007336)	Nessus	Unity Linux Local Security Checks	medium
277913	Linux Distros Unpatched Vulnerability : CVE-2023-53745	Nessus	Misc.	medium
151965	Photon OS 4.0: Linux PHSA-2021-4.0-0065	Nessus	PhotonOS Local Security Checks	high

Detections

Analytics

CVE-2023-53745

medium

Tenable Plugins

medium

medium

medium

medium

high