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CVE-2024-42247

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CVE-2024-42247

Published: Aug 7, 2024

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: wireguard: allowedips: avoid unaligned 64-bit memory accesses On the parisc platform, the kernel issues kernel warnings because swap_endian() tries to load a 128-bit IPv6 address from an unaligned memory 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 the get_unaligned_be64() helper macro. [Jason: replace src[8] in original patch with src+8]

VendorProductVersions

Linux

Linux

affected
e7096c131e5161fa3b8e52a650d7719d2857adfd - < ae630de24efb123d7199a43256396d7758f4cb75
affected
e7096c131e5161fa3b8e52a650d7719d2857adfd - < b4764f0ad3d68de8a0b847c05f427afb86dd54e6
affected
e7096c131e5161fa3b8e52a650d7719d2857adfd - < 217978a29c6ceca76d3c640bf94bdf50c268d801
affected
e7096c131e5161fa3b8e52a650d7719d2857adfd - < 6638a203abad35fa636d59ac47bdbc4bc100fd74
affected
e7096c131e5161fa3b8e52a650d7719d2857adfd - < 2fb34bf76431e831f9863cd59adc0bd1f67b0fbf

+1 more versions

Linux

Linux

affected
5.6
unaffected
0 - < 5.6
unaffected
5.10.222 - <= 5.10.*
unaffected
5.15.163 - <= 5.15.*
unaffected
6.1.100 - <= 6.1.*

+3 more versions

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