wifi: brcmsmac: Fix dma_free_coherent() size

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CVE-2026-31661

A flaw was found in the Linux kernel's brcmsmac Wi-Fi driver. This vulnerability arises from an incorrect size used during memory deallocation dmafreecoherent that does not match the size allocated dmaallocconsistent, which may be adjusted for alignment. An attacker could potentially exploit this...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an incorrect size of dmafreecoherent in the brcmsmac driver, potentially leading to memory...

kernel: wifi: brcmsmac: add gain range check to wlc_phy_iqcal_gainparams_nphy()

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmsmac: add gain range check to wlcphyiqcalgainparamsnphy In 'wlcphyiqcalgainparamsnphy', add gain range check to WARN instead of possible out-of-bounds 'tbliqcalgainparamsnphy' access. Compile tested only. Found by Linux...