NVD Vulnerability Detail
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CVE-2026-43052
Summary

In the Linux kernel, the following vulnerability has been resolved:

wifi: mac80211: check tdls flag in ieee80211_tdls_oper

When NL80211_TDLS_ENABLE_LINK is called, the code only checks if the
station exists but not whether it is actually a TDLS station. This
allows the operation to proceed for non-TDLS stations, causing
unintended side effects like modifying channel context and HT
protection before failing.

Add a check for sta->sta.tdls early in the ENABLE_LINK case, before
any side effects occur, to ensure the operation is only allowed for
actual TDLS peers.

Publication Date May 2, 2026, 12:16 a.m.
Registration Date May 2, 2026, 4:07 a.m.
Last Update May 2, 2026, 12:24 a.m.
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