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Change History

http://www.openwall.com/lists/oss-security/2024/08/14/3

http://xenbits.xen.org/xsa/advisory-461.html

CISA-ADP AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA-ADP CWE-400

When multiple devices share resources and one of them is to be passed
through to a guest, security of the entire system and of respective
guests individually cannot really be guaranteed without knowing
internals of any of the involved guests.  Therefore such a configuration
cannot really be security-supported, yet making that explicit was so far
missing.

Resources the sharing of which is known to be problematic include, but
are not limited to
- - PCI Base Address Registers (BARs) of multiple de

Xen Project https://xenbits.xenproject.org/xsa/advisory-461.html [No types assigned]