CVE-2012-5514

描述

The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.

如何修補 CVE-2012-5514

要修補 CVE-2012-5514,請將受影響套件升級到下列已修補版本。

• Debian/xen—升級至 4.1.3-6 或更新版本

CVE-2012-5514 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, < 4.1.3-6

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2012-5514