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CVE-2026-43172

wifi: iwlwifi: fix 22000 series SMEM parsing

CVSS 8.8 HIGHEPSS 0.3%
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fix 22000 series SMEM parsing If the firmware were to report three LMACs (which doesn't exist in hardware) then using "fwrt->smem_cfg.lmac[2]" is an overrun of the array. Reject such and use IWL_FW_CHECK instead of WARN_ON in this function.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
Linux · Linux

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Referências
https://git.kernel.org/stable/c/1d49a42717bdc8de77eabeb5b7d3e88d141ffea9https://git.kernel.org/stable/c/2b4b1510aaaf5b9fb57327ecffc20c055f61f205https://git.kernel.org/stable/c/58192b9ce09b0f0f86e2036683bd542130b91a98