CVE-2014-5148
EPSS 0.16%
描述
Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to cause a denial of service (crash) and possibly gain privileges via a crafted process.
如何修補 CVE-2014-5148
要修補 CVE-2014-5148,請將受影響套件升級到下列已修補版本。
- Debian/xen—升級至 4.4.1-1 或更新版本
CVE-2014-5148 正在被利用嗎?
低 — EPSS 為 0.2%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 4.4.1-1