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2026年9月4日

CVE-2026-63924 [CRITICAL] – In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refres

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In the Linux kernel, the following vulnerability has been resolved:

ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()

ipv6_hop_jumbo() calls pskb_trim_rcsum(), which can change skb pointers.
Let’s recompute nh pointer to make sure any change won’t mess things up.