cve/2024/CVE-2024-42247.md
2024-08-08 18:49:29 +00:00

1.1 KiB

CVE-2024-42247

Description

In the Linux kernel, the following vulnerability has been resolved:wireguard: allowedips: avoid unaligned 64-bit memory accessesOn the parisc platform, the kernel issues kernel warnings becauseswap_endian() tries to load a 128-bit IPv6 address from an unalignedmemory location: Kernel: unaligned access to 0x55f4688c in wg_allowedips_insert_v6+0x2c/0x80 [wireguard] (iir 0xf3010df) Kernel: unaligned access to 0x55f46884 in wg_allowedips_insert_v6+0x38/0x80 [wireguard] (iir 0xf2010dc)Avoid such unaligned memory accesses by instead using theget_unaligned_be64() helper macro.[Jason: replace src[8] in original patch with src+8]

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