Out of Memory Issue in Helm Package Manager for Kubernetes
CVE-2025-55199

6.5MEDIUM

Key Information:

Vendor

Helm

Status
Helm
Vendor
CVE Published:
14 August 2025

What is CVE-2025-55199?

A vulnerability in Helm, a widely-used package manager for Kubernetes, allows maliciously crafted JSON Schema files to exploit memory allocation. This can lead to excessive memory consumption, resulting in an Out of Memory (OOM) termination of the process. Users are advised to upgrade to Helm version 3.18.5 or later to mitigate this issue. As a precaution, ensure that no Helm charts reference $ref pointing to /dev/zero to prevent exploitation.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

helm < 3.18.5

References

https://github.com/helm/helm/security/advisories/GHSA-9h8...
x_refsource_CONFIRM
https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4...
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

JSON
.