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CVE-2026-72502 tcp: ipv6: clamp default adverting MSS to avoid GSO_BY_FRAGS (0xFFFF)

🗓️ 15 Aug 2026 05:57:33Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Linux kernel TCP/IPv6 allows MSS up to 0xFFFF, triggering GSO_BY_FRAGS NULL pointer dereference in skb_segment().

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16 Aug 2026 03:48Current
5.5Medium risk
Vulners AI Score5.5
2