Cyber Resilience

CVE-2022-36659

MediumPublic PoC

Published: 07 September 2022

Published
07 September 2022
Modified
17 June 2025
KEV Added
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Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0033 56.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-36659 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Xhyve Project Xhyve. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 44.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

xhyve commit dfbe09b was discovered to contain a NULL pointer dereference via the component vi_pci_write(). This vulnerability allows attackers to cause a Denial of Service via unspecified vectors.

CWE(s)
CWE-476

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

xhyve project
xhyve
2021-10-02

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References