CVE-2013-4371

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Summary

CVECVE-2013-4371
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-10-17 23:55:04 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionUse-after-free vulnerability in the libxl_list_cpupool function in the libxl toolstack library in Xen 4.2.x and 4.3.x, when running "under memory pressure," returns the original pointer when the realloc function fails, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors.

Risk And Classification

Primary CVSS: v2.0 4.4 from [email protected]

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

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
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

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Gentoo Linux Documentation -- Xen: Multiple Vunlerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
oss-security - Xen Security Advisory 70 (CVE-2013-4371) - use-after-free in libxl_list_cpupool under memory pressure af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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