https://poc.intelseclab.com/tags/icmp/Latest proof-of-concept entries.Hugoen-usSun, 05 Jul 2026 00:00:00 +0000https://poc.intelseclab.com/pocs/network/2026-07-05_cve-2026-23398-icmp-frag-needed/Sun, 05 Jul 2026 00:00:00 +0000https://poc.intelseclab.com/pocs/network/2026-07-05_cve-2026-23398-icmp-frag-needed/High severity — network · CVE-2026-23398. Status: PoC. Affects: Linux kernel, icmp_tag_validation() / icmp_unreach() in net/ipv4/icmp.c. Tags: linux-kernel, icmp, denial-of-service, null-pointer-dereference, kernel-panic, pmtu, scapy, remote-dos.networkHighlinux-kernelicmpdenial-of-servicenull-pointer-dereferencekernel-panicpmtuscapyremote-dos