CVE-2020-27671
HIGH7.8EPSS 0.07%發布日:2020/10/22修改日:2025/12/3
也稱為:ALPINE-CVE-2020-27671DEBIAN-CVE-2020-27671
描述
An issue was discovered in Xen through 4.14.x allowing x86 HVM and PVH guest OS users to cause a denial of service (data corruption), cause a data leak, or possibly gain privileges because coalescing of per-page IOMMU TLB flushes is mishandled.
受影響套件(2)
- Alpine/xenfrom 0, < 4.12.4-r0
- Debian/xenfrom 0, < 4.14.0+80-gd101b417b7-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |