01luyicheng/CVE-2026-99999-exploit

PoC

CVE-2026-99999 Working PoC — real VM escape for Linux kernel csum_start bug (CVSS 9.3). Guest-to-Host heap leak. See also: CVE-2026-99999-analysis (Educational).

view exploit source poc_in_githubauthor 01luyichengpublished 2026-10-20catalog poc_in_github

exploited CVEs (1)

Known CVEs related to this entry.

ID	severity	EPSS	exploitable	published
CVE-2026-99999US	—	0.79% (56th)	Exploit	2026-10-15
In the Linux kernel, the following vulnerability has been resolved: ipv4: validate checksum_start before completing checksum If a packet with bad checksum metadata gets into the…

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