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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