CVE-2014-1950

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-02-14 · updated 2026-06-17
Weakness: CWE-399

Description

Use-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.

Affected products

xen: 4.1.1, 4.1.2, 4.1.3, 4.1.4, 4.1.5, 4.1.6.1 (+6)

References

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
http://www.debian.org/security/2014/dsa-3006
http://www.openwall.com/lists/oss-security/2014/02/12/17
http://xenbits.xen.org/xsa/advisory-88.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
http://www.debian.org/security/2014/dsa-3006
http://www.openwall.com/lists/oss-security/2014/02/12/17
http://xenbits.xen.org/xsa/advisory-88.html

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