{"id":"CVE-2013-4368","aliases":["DEBIAN-CVE-2013-4368","DSA-3006-1","EUVD-2013-4250","GHSA-x5cw-86rm-555x","RHSA-2013:1449"],"status":"published","title":"The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS:...","description":"The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack content) via unspecified vectors related to stale data in a segment 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