High severity8.8NVD Advisory· Published May 6, 2026· Updated May 13, 2026
CVE-2026-43172
CVE-2026-43172
Description
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.
AI Insight
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Affected products
2Patches
Vulnerability mechanics
References
3News mentions
1- Patch Tuesday - May 2026Rapid7 Blog · May 13, 2026