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CVE-2026-43052

wifi: mac80211: check tdls flag in ieee80211_tdls_oper PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before e602246235fc2ef06c39b2e9cf147d84d0896b73; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before 6813a8b1b240756dad4375f3e020ce10e4e3871b; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before 44839ea7e96b3659a1606f3d5267063135479b7c; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before ba5b43db126a5e7378553869e3f7954d9187349f; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before 8148c2fda4ebb17104a573649c9b699208ad10ee; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before be81f17151fcb8546a95f35ca8f4231b065985de; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before e77b2937aaa20264e4bd699d3244bdb50e7e3343; affected 941c93cd039852b7ab02c74f4698c99d82bd6cfe before 7d73872d949c488a1d7c308031d6a9d89b5e0a8b
Linux / Linuxaffected 3.2; unaffected 0 before 3.2; unaffected 5.10.259 through 5.10.*; unaffected 5.15.209 through 5.15.*; unaffected 6.1.175 through 6.1.*; unaffected 6.6.142 through 6.6.*; unaffected 6.12.81 through 6.12.*; unaffected 6.18.22 through 6.18.*; unaffected 6.19.12 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

siemens-SADP

No English description supplied.