Xen Security Advisory 451 v2 (CVE-2023-46841) – x86: shadow stack vs exceptions from emulation stubs

Xen Security Advisory 451 v2 (CVE-2023-46841) – x86: shadow stack vs exceptions from emulation stubs

Open Source Security [[{„value“:“

Posted by Xen . org security team on Feb 27

Xen Security Advisory CVE-2023-46841 / XSA-451
version 2

x86: shadow stack vs exceptions from emulation stubs

UPDATES IN VERSION 2
====================

Largely cosmetic adjustment in patches.

Public release.

ISSUE DESCRIPTION
=================

Recent x86 CPUs offer functionality named Control-flow Enforcement
Technology (CET). A sub-feature of this are Shadow Stacks (CET-SS).
CET-SS is a…
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