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allowedips: avoid unaligned 64-bit memory accesses","CVE":"CVE-2024-42247","Year":"2024"},"notes":[{"CveYear":"2024","CveId":"42247","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwireguard: allowedips: avoid unaligned 64-bit memory accesses\n\nOn the parisc platform, the kernel issues kernel warnings because\nswap_endian() tries to load a 128-bit IPv6 address from an unaligned\nmemory location:\n\n Kernel: unaligned access to 0x55f4688c in wg_allowedips_insert_v6+0x2c/0x80 [wireguard] (iir 0xf3010df)\n Kernel: unaligned access to 0x55f46884 in wg_allowedips_insert_v6+0x38/0x80 [wireguard] (iir 0xf2010dc)\n\nAvoid such unaligned memory accesses by instead using the\nget_unaligned_be64() helper macro.\n\n[Jason: replace src[8] in original patch with src+8]","Type":"Description","Title":"wireguard: allowedips: avoid unaligned 64-bit memory accesses"}]}}}