CVE-2012-5513

描述

The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.

如何修補 CVE-2012-5513

要修補 CVE-2012-5513,請將受影響套件升級到下列已修補版本。

• Debian/xen—升級至 4.1.3-5 或更新版本

CVE-2012-5513 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, < 4.1.3-5

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2012-5513