CVE-2020-14394
LOW3.2EPSS 0.03%qemu - security update
發布日:2022/8/17修改日:2026/4/28
描述
An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transfer Request Block (TRB) Ring. This flaw allows a privileged guest user to hang the QEMU process on the host, resulting in a denial of service.
受影響套件(2)
- Debian/qemufrom 0, < 1:5.2+dfsg-11+deb11u3
- Debian/qemufrom 0, < 1:3.1+dfsg-8+deb10u10
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.2 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L |