Vulnerability Monitor

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CVE-2015-7814

Race condition in the relinquish_memory function in arch/arm/domain.c in Xen 4.6.x and earlier allows local domains with partial management control to cause a denial of service (host crash) via vectors involving the destruction of a domain and using XENMEM_decrease_reservation to reduce the memory of the domain.

Security Impact Summary

CVE-2015-7814 is a security vulnerability that . Impacting 1 product from xen organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-10-30T15:59:03.717

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.7 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.4

Impact Score

6.9

Weaknesses

Type: Primary
CWE-119
CWE-362

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	xen	xen	≤ 4.6.0	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html ([email protected])
http://www.debian.org/security/2015/dsa-3414 ([email protected])
http://www.securitytracker.com/id/1034030 ([email protected])
http://xenbits.xen.org/xsa/advisory-147.html Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201604-03 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2015/dsa-3414 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1034030 (af854a3a-2127-422b-91ae-364da2661108)
http://xenbits.xen.org/xsa/advisory-147.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201604-03 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For xen's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.