CVE-2010-2938

描述

arch/x86/hvm/vmx/vmcs.c in the virtual-machine control structure (VMCS) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5, when an Intel platform without Extended Page Tables (EPT) functionality is used, accesses VMCS fields without verifying hardware support for these fields, which allows local users to cause a denial of service (host OS crash) by requesting a VMCS dump for a fully virtualized Xen guest.

如何修補 CVE-2010-2938

要修補 CVE-2010-2938,請將受影響套件升級到下列已修補版本。

• Debian/xen—升級至 4.0.1-1 或更新版本

CVE-2010-2938 正在被利用嗎?

低 — EPSS 為 0.1%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 4.0.1-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2010-2938