cve/2022/CVE-2022-20409.md

CVE-2022-20409

Description

In io_identity_cow of io_uring.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-238177383References: Upstream kernel

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/Markakd/DirtyCred
• https://github.com/Markakd/bad_io_uring
• https://github.com/nomi-sec/PoC-in-GitHub
• https://github.com/xairy/linux-kernel-exploitation