CVE-2022-36660
CVE-2022-36660 is a critical-severity vulnerability in Xhyve Project Xhyve with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Xhyve Project Xhyve
- Published:
- Last modified:
Description
xhyve commit dfbe09b was discovered to contain a stack buffer overflow via the component pci_vtrnd_notify().
Frequently asked questions
- What is CVE-2022-36660?
- xhyve commit dfbe09b was discovered to contain a stack buffer overflow via the component pci_vtrnd_notify().
- How severe is CVE-2022-36660?
- CVE-2022-36660 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-36660 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-36660?
- CVE-2022-36660 affects Xhyve Project Xhyve. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-36660?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2022-36660 published?
- CVE-2022-36660 was published on 2022-09-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:xhyve_project:xhyve:2021-10-02:*:*:*:*:*:*:*
More vulnerabilities in Xhyve Project Xhyve
- CVE-2022-35867 — Medium (CVSS 6.7): This vulnerability allows local attackers to escalate privileges on affected installations of xhyve. An attacker must…
- CVE-2022-36661 — Medium (CVSS 6.5): xhyve commit dfbe09b was discovered to contain a NULL pointer dereference via the component vi_pci_read(). This…
- CVE-2022-36659 — Medium (CVSS 6.5): xhyve commit dfbe09b was discovered to contain a NULL pointer dereference via the component vi_pci_write(). This…
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