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wifi: iwlwifi: mvm: fix an off-by-1 boundary check

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Before looking at the 11th byte, check the length is big enough.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Reviewed-by: Ilan Peer <ilan.peer@intel.com>
Link: https://patch.msgid.link/20260714141909.d22bf52a18d0.If0ef6612a67cca671428b06dbdeec68549e50ae6@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
This commit is contained in:
Emmanuel Grumbach 2026-07-14 14:19:51 +03:00 committed by Miri Korenblit
parent 1826215eb6
commit d77aff138c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
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@ -3490,7 +3490,7 @@ static void iwl_mvm_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy,
elem = cfg80211_find_elem(WLAN_EID_EXT_CAPABILITY, ies->data,
ies->len);
if (!elem || elem->datalen < 10 ||
if (!elem || elem->datalen < 11 ||
!(elem->data[10] &
WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) {
data->tolerated = false;