mac80211 tdls

About this tag
The mac80211 TDLS tag covers a specific Linux kernel Wi-Fi vulnerability, CVE-2026-43052, which affects TDLS (Tunneled Direct Link Setup) handling in the mac80211 subsystem. The flaw occurs when NL80211_TDLS_ENABLE_LINK is invoked against a station that exists but is not a TDLS peer, leading to potential integrity and availability impacts. While the bug is narrow and local, it is rated 7.1 High by NVD. For WindowsForum readers, this vulnerability is relevant due to its implications for Windows environments using WSL, Azure Linux, or mixed fleets with Linux-based devices. Discussions focus on the technical details, risk assessment, and practical considerations for Windows IT administrators managing Linux components.

  1. CVE-2026-43052 Linux Wi‑Fi mac80211 TDLS: High Local Risk for Windows Fleets

    CVE-2026-43052 is a Linux kernel Wi-Fi vulnerability disclosed by kernel.org on May 1, 2026, affecting mac80211 TDLS handling when NL80211_TDLS_ENABLE_LINK is invoked against a station that exists but is not actually a TDLS peer. The bug is narrow, local, and deeply technical, but it is not...
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