CVE-2022-42331
5.5
MEDIUM
CVSS 3.1
EPSS 0.27%
描述
x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late. In some configurations, there is an unprotected RET instruction which can be attacked with a variety of speculative attacks.
如何修補 CVE-2022-42331
要修補 CVE-2022-42331,請將受影響套件升級到下列已修補版本。
- Alpine/xen—升級至 4.15.5-r0 或更新版本
CVE-2022-42331 正在被利用嗎?
低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 4.5.0, < 4.15.5-r0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |