Allocation of Resources Without Limits or Throttling Affecting helm.sh/helm/v3/pkg/chartutil package, versions <3.18.5
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-GOLANG-HELMSHHELMV3PKGCHARTUTIL-11799535
- published14 Aug 2025
- disclosed14 Aug 2025
- creditJakub Ciolek
Introduced: 14 Aug 2025
CVE-2025-55199 Â (opens in a new tab)How to fix?
Upgrade helm.sh/helm/v3/pkg/chartutil to version 3.18.5 or higher.
Overview
helm.sh/helm/v3/pkg/chartutil is a package manager for kubernetes.
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the processing of JSON Schema files containing $ref fields that point to device files such as /dev/zero. An attacker can cause memory exhaustion and termination of the process by supplying a malicious chart with specially crafted schema references.
Workaround
This vulnerability can be mitigated by ensuring that all loaded charts do not contain $ref fields pointing to /dev/zero.