cve/2019/CVE-2019-13648.md

CVE-2019-13648

Description

In the Linux kernel through 5.2.1 on the powerpc platform, when hardware transactional memory is disabled, a local user can cause a denial of service (TM Bad Thing exception and system crash) via a sigreturn() system call that sends a crafted signal frame. This affects arch/powerpc/kernel/signal_32.c and arch/powerpc/kernel/signal_64.c.

POC

Reference

• http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
• https://usn.ubuntu.com/4115-1/

Github

• https://github.com/ARPSyndicate/cvemon