Description
A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. An application may be able to cause unexpected system termination or write kernel memory.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | iOS | unspecified – < iOS 12.3 | iOS 12.3 |
| Apple | macOS | unspecified – < macOS Mojave 10.14.5 | macOS Mojave 10.14.5 |
| Apple | tvOS | unspecified – < tvOS 12.3 | tvOS 12.3 |
| Apple | watchOS | unspecified – < watchOS 5.2.1 | watchOS 5.2.1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Apple macOS < 10.14.5 / iOS < 12.3 XNU - Wild-read due to bad cast in stf_ioctl EDB-46891 · dos · May 21, 2019 · verified
GitHub 1 repository
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jsherman212/used_sock ★ 5 · Jan 20, 2020
tfp0 based on CVE-2019-8591/CVE-2019-8605
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.