Vulnerability Monitor

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CVE-2015-7969

Multiple memory leaks in Xen 4.0 through 4.6.x allow local guest administrators or domains with certain permission to cause a denial of service (memory consumption) via a large number of "teardowns" of domains with the vcpu pointer array allocated using the (1) XEN_DOMCTL_max_vcpus hypercall or the xenoprofile state vcpu pointer array allocated using the (2) XENOPROF_get_buffer or (3) XENOPROF_set_passive hypercall.

Security Impact Summary

CVE-2015-7969 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

2015-10-30T15:59:05.950

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.9 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	xen	xen	4.0.0	Yes
Operating System	xen	xen	4.0.1	Yes
Operating System	xen	xen	4.0.2	Yes
Operating System	xen	xen	4.0.3	Yes
Operating System	xen	xen	4.0.4	Yes
Operating System	xen	xen	4.1.0	Yes
Operating System	xen	xen	4.1.1	Yes
Operating System	xen	xen	4.1.2	Yes
Operating System	xen	xen	4.1.3	Yes
Operating System	xen	xen	4.1.4	Yes
Operating System	xen	xen	4.1.5	Yes
Operating System	xen	xen	4.1.6.1	Yes
Operating System	xen	xen	4.2.0	Yes
Operating System	xen	xen	4.2.1	Yes
Operating System	xen	xen	4.2.2	Yes
Operating System	xen	xen	4.2.3	Yes
Operating System	xen	xen	4.3.0	Yes
Operating System	xen	xen	4.3.1	Yes
Operating System	xen	xen	4.3.2	Yes
Operating System	xen	xen	4.3.4	Yes
Operating System	xen	xen	4.4.0	Yes
Operating System	xen	xen	4.4.1	Yes
Operating System	xen	xen	4.5.0	Yes
Operating System	xen	xen	4.5.1	Yes
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://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html ([email protected])
http://support.citrix.com/article/CTX202404 ([email protected])
http://www.debian.org/security/2015/dsa-3414 ([email protected])
http://www.securityfocus.com/bid/77364 ([email protected])
http://www.securitytracker.com/id/1034033 ([email protected])
http://xenbits.xen.org/xsa/advisory-149.html Vendor Advisory ([email protected])
http://xenbits.xen.org/xsa/advisory-151.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://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX202404 (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2015/dsa-3414 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/77364 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1034033 (af854a3a-2127-422b-91ae-364da2661108)
http://xenbits.xen.org/xsa/advisory-149.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://xenbits.xen.org/xsa/advisory-151.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.