CVE-2021-30858
HIGH8.8⚠ KEVEPSS 0.79%Apple iOS, iPadOS, macOS Use-After-Free Vulnerability
發布日:2021/8/24修改日:2026/4/28加入 CISA KEV 日:2021/11/3
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.
受影響套件(2)
- Debian/webkit2gtkfrom 0, < 2.32.4-1~deb11u1
- Debian/wpewebkitfrom 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 |