Xen 4.0 through 4.3.x, when using AVX or LWP capable CPUs, does not properly clear previous data from registers when using an XSAVE or XRSTOR to extend the state components of a saved or restored vCPU after touching other restored extended registers, which allows local guest OSes to obtain sensitive information by reading the registers.
                
            Metrics
Affected Vendors & Products
References
        History
                    No history.
 MITRE
                        MITRE
                    Status: PUBLISHED
Assigner: debian
Published: 2013-09-30T19:00:00
Updated: 2024-08-06T15:04:48.344Z
Reserved: 2013-01-26T00:00:00
Link: CVE-2013-1442
 Vulnrichment
                        Vulnrichment
                    No data.
 NVD
                        NVD
                    Status : Deferred
Published: 2013-09-30T21:55:07.037
Modified: 2025-04-11T00:51:21.963
Link: CVE-2013-1442
 Redhat
                        Redhat