CVE-2022-0847
Linux Kernel Privilege Escalation Vulnerability
7.8
HIGH
CVSS 3.1
⚠ KEVEPSS 89.1%
描述
A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cache backed by read only files and as such escalate their privileges on the system.
如何修補 CVE-2022-0847
要修補 CVE-2022-0847,請將受影響套件升級到下列已修補版本。
- —升級至 5.10.92-2 或更新版本
CVE-2022-0847 正在被利用嗎?
是 — CVE-2022-0847 已列入 CISA Known Exploited Vulnerabilities (KEV) 清單,代表正在被實際利用,請立即修補。
受影響套件(1)
- from 0, < 5.10.92-2
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:L/PR:L/UI:N/S:U/C:H/I:H/A:H |