CVE-2014-1950

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Summary

CVECVE-2014-1950
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-02-14 15:55:06 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionUse-after-free vulnerability in the xc_cpupool_getinfo function in Xen 4.1.x through 4.3.x, when using a multithreaded toolstack, does not properly handle a failure by the xc_cpumap_alloc function, which allows local users with access to management functions to cause a denial of service (heap corruption) and possibly gain privileges via unspecified vectors.

Risk And Classification

Primary CVSS: v2.0 4.6 from [email protected]

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

EPSS: 0.003840000 probability, percentile 0.309890000 (date 2026-07-22)

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen 4.1.1 All All All
Operating System Xen Xen 4.1.2 All All All
Operating System Xen Xen 4.1.3 All All All
Operating System Xen Xen 4.1.4 All All All
Operating System Xen Xen 4.1.5 All All All
Operating System Xen Xen 4.1.6.1 All All All
Operating System Xen Xen 4.2.0 All All All
Operating System Xen Xen 4.2.1 All All All
Operating System Xen Xen 4.2.2 All All All
Operating System Xen Xen 4.2.3 All All All
Operating System Xen Xen 4.3.0 All All All
Operating System Xen Xen 4.3.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Xen Security Advisory 88 (CVE-2014-1950) - use-after-free in xc_cpupool_getinfo() under memory pressure af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
XSA-88 - Xen Security Advisories af854a3a-2127-422b-91ae-364da2661108 xenbits.xen.org Vendor Advisory
[security-announce] SUSE-SU-2014:0372-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
[security-announce] SUSE-SU-2014:0373-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Debian -- Security Information -- DSA-3006-1 xen af854a3a-2127-422b-91ae-364da2661108 www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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