CVE-2026-31661 wifi: brcmsmac: Fix dma_free_coherent() size

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmsmac: Fix dmafreecoherent size dmaallocconsistent may change the size to align it. The new size is saved in alloced. Change the free size to match the allocation size...

CVE-2026-31661

The CVE-2026-31661 issue affects the Linux kernel brcmsmac Wi‑Fi driver where dma_free_coherent() may free a size different from what dma_alloc_consistent() allocated (size may change for alignment). The fix changes the free size to the allocation size. Descriptions across multiple advisories (NV...