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wifi: iwlwifi: mld: 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>
Link: https://patch.msgid.link/20260714141909.336b527e3fc6.I6fe839f4e70d673632fd7ca757e81827af87b029@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
This commit is contained in:
Emmanuel Grumbach 2026-07-14 14:19:52 +03:00 committed by Miri Korenblit
parent d77aff138c
commit 402620cdcf
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/intel/iwlwifi/mld/mac80211.c
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@ -1708,7 +1708,7 @@ static void iwl_mld_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)) {
*tolerated = false;