# CVE-2025-39862: wifi: mt76: mt7915: fix list corruption after hardware restart

CVE-2025-39862 is fixed in linux on 1 platform, first by DEBIAN-CVE-2025-39862, released September 19, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-39862
- Priority: High
- CVSS: 7.8 (Moderate)
- EPSS: 0.0027
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 19, 2025
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-39862

## Description

In the Linux kernel, the following vulnerability has been resolved:  wifi: mt76: mt7915: fix list corruption after hardware restart  Since stations are recreated from scratch, all lists that wcids are added to must be cleared before calling ieee80211_restart_hw. Set wcid->sta = 0 for each wcid entry in order to ensure that they are not added again before they are ready.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 13.5 (trixie) | 6.12.115-2 | [DEBIAN-CVE-2025-39862](https://patchblox.com/security/data/fix/linux/debian-cve-2025-39862.md) | Sep 19, 2025 |
| Linux | linux Debian 14 | 6.16.6-1 | [DEBIAN-CVE-2025-39862](https://patchblox.com/security/data/fix/linux/debian-cve-2025-39862.md) | Sep 19, 2025 |

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Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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