cve/2023/CVE-2023-2598.md

CVE-2023-2598

Description

A flaw was found in the fixed buffer registration code for io_uring (io_sqe_buffer_register in io_uring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation.

POC

Reference

• https://www.openwall.com/lists/oss-security/2023/05/08/3

Github

• https://github.com/Snoopy-Sec/Localroot-ALL-CVE
• https://github.com/aneasystone/github-trending
• https://github.com/johe123qwe/github-trending
• https://github.com/nomi-sec/PoC-in-GitHub
• https://github.com/sampsonv/github-trending
• https://github.com/xairy/linux-kernel-exploitation
• https://github.com/ysanatomic/io_uring_LPE-CVE-2023-2598
• https://github.com/zengzzzzz/golang-trending-archive