cve/2018/CVE-2018-17972.md

CVE-2018-17972

Description

An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.

POC

Reference

• https://usn.ubuntu.com/3821-1/
• https://usn.ubuntu.com/3821-1/
• https://usn.ubuntu.com/3821-2/
• https://usn.ubuntu.com/3821-2/

Github

No PoCs found on GitHub currently.