cve/2022/CVE-2022-1786.md

CVE-2022-1786

Description

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/N1ghtu/RWCTF6th-RIPTC
• https://github.com/RetSpill/RetSpill_demo
• https://github.com/kdn111/linux-kernel-exploitation
• https://github.com/khanhdn111/linux-kernel-exploitation
• https://github.com/khanhdz-06/linux-kernel-exploitation
• https://github.com/khanhdz191/linux-kernel-exploitation
• https://github.com/khanhhdz/linux-kernel-exploitation
• https://github.com/khanhhdz06/linux-kernel-exploitation
• https://github.com/khanhnd123/linux-kernel-exploitation
• https://github.com/knd06/linux-kernel-exploitation
• https://github.com/ndk06/linux-kernel-exploitation
• https://github.com/ndk191/linux-kernel-exploitation
• https://github.com/scratchadams/Heap-Resources
• https://github.com/ssr-111/linux-kernel-exploitation
• https://github.com/wkhnh06/linux-kernel-exploitation
• https://github.com/xairy/linux-kernel-exploitation