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 register.
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References
History
No history.

Status: PUBLISHED
Assigner: redhat
Published: 2013-10-17T23:00:00
Updated: 2024-08-06T16:38:02.062Z
Reserved: 2013-06-12T00:00:00
Link: CVE-2013-4368

No data.

Status : Deferred
Published: 2013-10-17T23:55:04.487
Modified: 2025-04-11T00:51:21.963
Link: CVE-2013-4368
