Is CVE-2015-2751 in the CISA KEV catalog?

No. CVE-2015-2751 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-2751?

CVE-2015-2751 has a CVSS v2 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2015-2751?

CVE-2015-2751 has an EPSS score of 2.28% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-2751?

Upgrade xen on debian 11 to 4.4.1-9 or later.

CVE & CISA-KEV Catalog

CVE-2015-2751

HIGHEPSS 81th pctl

7.1

CVSS v2

NVD

Description

Xen 4.3.x, 4.4.x, and 4.5.x, when using toolstack disaggregation, allows remote domains with partial management control to cause a denial of service (host lock) via unspecified domctl operations.

CWE-17

How to fix

Remediation Available

xenDebian

Fixed in:4.4.1-9CVE-2015-2751

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.28%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Patch1

xenbits.xen.org

Third-Party Advisory3

Other references4

Related Vulnerabilities

Other CWE-17 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-0240	High	10.0	88%	-	Fix
CVE-2015-3183	Medium	5.0	73%	-	Fix
CVE-2014-9222	High	10.0	64%	-	-
CVE-2015-4620	High	7.8	38%	-	Fix
CVE-2014-9707	High	7.5	28%	-	-
CVE-2015-2526	Medium	5.0	24%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.