CVE-2013-4368
EPSS 0.09%
描述
The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack content) via unspecified vectors related to stale data in a segment register.
如何修補 CVE-2013-4368
要修補 CVE-2013-4368,請將受影響套件升級到下列已修補版本。
- Debian/xen—升級至 4.4.0-1 或更新版本
CVE-2013-4368 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, < 4.4.0-1