CVE-2021-30858
Apple iOS, iPadOS, macOS Use-After-Free Vulnerability
8.8
HIGH
CVSS 3.1
⚠ KEVEPSS 13.5%
描述
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
如何修補 CVE-2021-30858
要修補 CVE-2021-30858,請將受影響套件升級到下列已修補版本。
- —升級至 2.32.4-1~deb11u1 或更新版本
- —升級至 2.32.4-1~deb11u1 或更新版本
CVE-2021-30858 正在被利用嗎?
是 — CVE-2021-30858 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(2)
- from 0, < 2.32.4-1~deb11u1
- from 0, < 2.32.4-1~deb11u1
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:N/UI:R/S:U/C:H/I:H/A:H |