cve/2020/CVE-2020-9967.md

CVE-2020-9967

Description

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

POC

Reference

• http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html
• http://packetstormsecurity.com/files/163501/XNU-Network-Stack-Kernel-Heap-Overflow.html

Github

• https://github.com/SexyBeast233/SecBooks
• https://github.com/Siguza/ios-resources
• https://github.com/alexplaskett/Publications
• https://github.com/alphaSeclab/sec-daily-2020
• https://github.com/houjingyi233/macOS-iOS-system-security