CVE-2015-8340

MEDIUM

Description

The memory_exchange function in common/memory.c in Xen 3.2.x through 4.6.x does not properly release locks, which might allow guest OS administrators to cause a denial of service (deadlock or host crash) via unspecified vectors, related to XENMEM_exchange error handling.

References

http://support.citrix.com/article/CTX203451

http://www.debian.org/security/2016/dsa-3519

http://www.securityfocus.com/bid/79038

http://www.securitytracker.com/id/1034391

http://xenbits.xen.org/xsa/advisory-159.html

https://security.gentoo.org/glsa/201604-03

Details

Source: MITRE

Published: 2015-12-17

Updated: 2017-07-01

Type: CWE-17

Risk Information

CVSS v2.0

Base Score: 4.7

Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C)

Impact Score: 6.9

Exploitability Score: 3.4

Severity: MEDIUM