Apple · iOS, iPadOS, and macOS
CVE-2022-22620
Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability
Qué es
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.2.1, iOS 15.3.1 and iPadOS 15.3.1, Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8). 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..
CISA: Apple iOS, iPadOS, and macOS WebKit contain a use-after-free vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Qué hacer
Apply updates per vendor instructions.
Plazo para las agencias federales de EE. UU.: 25 de febrero de 2022
Más fallos explotados de Apple
| Añadido | Vulnerabilidad | Producto | Gravedad | Prob. de ataque |
|---|---|---|---|---|
| 21 ago 2025 | Out-of-Bounds Write | iOS, iPadOS, and macOS | Crítica 10,0 | 65% |
| 11 sept 2023 | ImageIO Buffer Overflow | iOS, iPadOS, and macOS | Alto 7,8 | 53% |
| 10 abr 2023 | IOSurfaceAccelerator Out-of-Bounds Write | iOS, iPadOS, and macOS | Alto 8,6 | 23% |
| 30 mar 2023 | Out-of-Bounds Write | iOS, iPadOS, and macOS | Alto 7,8 | 5,2% |
| 14 sept 2022 | Remote Code Execution | iOS, iPadOS, and macOS | Alto 7,8 | 5,6% |
| 8 sept 2022 | Input Validation | iOS, iPadOS, and macOS | Media 5,5 | 3,2% |
| 3 nov 2021 | WebKit Remote Code Execution | iOS, iPadOS, and macOS | Crítica 9,8 | 7,7% |
| 3 nov 2021 | WebKit Remote Code Execution | iOS, iPadOS, and macOS | Crítica 9,8 | 7,0% |
Fuentes: Known Exploited Vulnerabilities (CISA, dominio público), CVE records (cve.org) y EPSS (FIRST). La probabilidad de ataque es la estimación EPSS de que alguien intente explotar el fallo en los próximos 30 días.