VULNERABILITY INTELLIGENCE

CVE-2016-6198

CVSS score5.5 MEDIUM
EPSS probability0.64%
CISA KEVNot currently listed
Published2016-08-06
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.

Weakness classification

  • CWE-284: Improper Access Control

Primary references