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CVE-2022-1158: Linux Kernel v5.2+: x86/kvm: cmpxchg_gpte can write to pfns outside the userspace region

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By Qiuhao Li, Sean Christopherson, Peter Zijlstra introduced, Marian Rehak
| seclists.org
Nmap Announce Nmap Dev Full Disclosure Security Lists Internet Issues Open Source Dev oss-sec mailing list archives From: Qiuhao Li <qiuhao () sysec org> Date: Fri, 8 Apr 2022 10:24:48 +0800 -- [ Description When KVM updates a guest's page table entry, it first tries to pin the page with get_user_pages_fast().
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