CVE-2022-46340
8.8
HIGH
CVSS 3.1
EPSS 2.5%
描述
A vulnerability was found in X.Org. This security flaw occurs becuase the swap handler for the XTestFakeInput request of the XTest extension may corrupt the stack if GenericEvents with lengths larger than 32 bytes are sent through a the XTestFakeInput request. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions. This issue does not affect systems where client and server use the same byte order.
如何修補 CVE-2022-46340
要修補 CVE-2022-46340,請將受影響套件升級到下列已修補版本。
- —升級至 2:1.20.11-1+deb11u4 或更新版本
- —升級至 2:22.1.6-1 或更新版本
CVE-2022-46340 正在被利用嗎?
低 — EPSS 為 2.5%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 2:1.20.11-1+deb11u4
- from 0, < 2:22.1.6-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |