National Cyber Awareness System
Vulnerability Summary for CVE-2013-4553
Original release date:12/24/2013
The XEN_DOMCTL_getmemlist hypercall in Xen 3.4.x through 4.3.x (possibly 4.3.1) does not always obtain the page_alloc_lock and mm_rwlock in the same order, which allows local guest administrators to cause a denial of service (host deadlock).
CVSS Severity (version 2.0):
CVSS Version 2 Metrics:
Access Vector: Local network exploitable
Access Complexity: Medium
Authentication: Required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: MLIST
Name: [oss-security] 20131126 Xen Security Advisory 74 (CVE-2013-4553) - Lock order reversal between page_alloc_lock and mm_rwlock
External Source: SUSE