CVE-2019-13648

MediumCVSS 5.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.0 5.5/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-399

Affected software

No affected versions have been published.

Timeline

Published: Jul 19, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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