CVE-2016-7777
MEDIUM6.3EPSS 0.12%xen - security update
發布日:2016/10/7修改日:2025/12/3
也稱為:ALPINE-CVE-2016-7777DEBIAN-CVE-2016-7777
描述
Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it.
受影響套件(4)
- Alpine/xenfrom 0, < 4.7.0-r5
- Debian/xenfrom 0, < 4.8.0~rc3-1
- Debian/xenfrom 0, < 4.1.6.lts1-3
- Debian/xenfrom 0, < 4.4.1-9+deb8u8
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N |