CVE-2014-0196
linux-2.6 - security update
5.5
MEDIUM
CVSS 3.1
⚠ KEVEPSS 22.5%
描述
The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the "LECHO & !OPOST" case, which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges by triggering a race condition involving read and write operations with long strings.
如何修補 CVE-2014-0196
要修補 CVE-2014-0196,請將受影響套件升級到下列已修補版本。
- —升級至 3.14.4-1 或更新版本
- —升級至 3.2.57-3+deb7u1 或更新版本
- —升級至 2.6.32-48squeeze6 或更新版本
CVE-2014-0196 正在被利用嗎?
是 — CVE-2014-0196 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(3)
- from 0, < 3.14.4-1
- from 0, < 3.2.57-3+deb7u1
- from 0, < 2.6.32-48squeeze6
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:N/I:N/A:H |