In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix memory leak on object td Two error return paths are neglecting to free allocated object td, causing a memory leak. Fix this by returning via the error return path that securely kfree's td. Fixes clang scan-build warning: security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential memory leak [unix.Malloc]

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989653 advisory.

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

    KEYS: trusted: Fix memory leak on object td

    Two error return paths are neglecting to free allocated object td,     causing a memory leak. Fix this by returning via the error return     path that securely kfree's td.

    Fixes clang scan-build warning:
    security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential     memory leak [unix.Malloc]

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-2025-986728 advisory.

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

    KEYS: trusted: Fix memory leak on object td

    Two error return paths are neglecting to free allocated object td,     causing a memory leak. Fix this by returning via the error return     path that securely kfree's td.

    Fixes clang scan-build warning:
    security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential     memory leak [unix.Malloc]

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.

  - In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix memory leak on     object td Two error return paths are neglecting to free allocated object td, causing a memory leak. Fix     this by returning via the error return path that securely kfree's td. Fixes clang scan-build warning:
    security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential memory leak [unix.Malloc]     (CVE-2021-47009)

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

ID	Name	Product	Family	Severity
273565	Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989653)	Nessus	Unity Linux Local Security Checks	medium
267997	Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986728)	Nessus	Unity Linux Local Security Checks	medium
245915	Linux Distros Unpatched Vulnerability : CVE-2021-47009	Nessus	Misc.	medium
160459	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-002 (ALASKERNEL-5.10-2022-002)	Nessus	Amazon Linux Local Security Checks	high

Detections

Analytics

CVE-2021-47009

medium

Tenable Plugins

medium

medium

medium

high