CVE-2025-32387CWE-121CWE-674

Helm Allows A Specially Crafted JSON Schema To Cause A Stack Overflow

Medium · published April 9, 2025

CVSS v3.1
6.5
EPSS
0%
Percentile
41.3
In the wild
Unconfirmed
What it is

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 record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00491 · 41.3th percentile
Weaknesses
CWE-121 · Stack-based Buffer Overflow; CWE-674 · Uncontrolled Recursion
Published
2025-04-09T22:28Z
EPSS history
Timeline
  • 09 APR 22:28Z
    Helm Allows A Specially Crafted JSON Schema To Cause A Stack Overflow
    cvelistv5