Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and trigger a stack overflow. This issue has been resolved in Helm v3.17.3.

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

  - Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with     a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and     trigger a stack overflow. This issue has been resolved in Helm v3.17.3. (CVE-2025-32387)

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

The version of cert-manager / helm installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-32387 advisory.

  - Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with     a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and     trigger a stack overflow. This issue has been resolved in Helm v3.17.3. (CVE-2025-32387)

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

The version of helm installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-32387 advisory.

  - Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with     a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and     trigger a stack overflow. This issue has been resolved in Helm v3.17.3. (CVE-2025-32387)

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

The remote SUSE Linux SLES15 / SLES_SAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01830-2 advisory.

    - CVE-2025-32386: Fixed denial of service due to memory exhaustion after loading a specially crafter chart     (bsc#1241028)
    - CVE-2025-32387: Fixed stack overflow due to parser recursion that can exceed the stack size limit     (bsc#1241031)

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

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

The remote SUSE Linux SLES15 / SLES_SAP15 / openSUSE 15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:01830-1 advisory.

    - CVE-2025-32386: Fixed denial of service due to memory exhaustion after loading a specially crafter chart     (bsc#1241028)
    - CVE-2025-32387: Fixed stack overflow due to parser recursion that can exceed the stack size limit     (bsc#1241031)

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

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

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with
    a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and
    trigger a stack overflow. This issue has been resolved in Helm v3.17.3. (CVE-2025-32387)

ID	Name	Product	Family	Severity
260293	Linux Distros Unpatched Vulnerability : CVE-2025-32387	Nessus	Misc.	medium
241914	CBL Mariner 2.0 Security Update: cert-manager / helm (CVE-2025-32387)	Nessus	MarinerOS Local Security Checks	medium
241886	Azure Linux 3.0 Security Update: helm (CVE-2025-32387)	Nessus	Azure Linux Local Security Checks	medium
241607	SUSE SLES15 Security Update : helm-mirror (SUSE-SU-2025:01830-2)	Nessus	SuSE Local Security Checks	medium
237919	SUSE SLES15 / openSUSE 15 Security Update : helm-mirror (SUSE-SU-2025:01830-1)	Nessus	SuSE Local Security Checks	medium
424827	SCA: security update for helm.sh/helm/v3 (GHSA-5xqw-8hwv-wg92)	Tenable Cloud Security	SCA Checks	medium
424827	SCA: security update for helm.sh/helm/v3 (GHSA-5xqw-8hwv-wg92)	Tenable Self-Hosted Container Security	SCA Checks	medium

Detections

Analytics

CVE-2025-32387

medium

Tenable Plugins

medium

medium

medium

medium

medium

medium

medium