Security Advisory

CVE-2016-6197

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2016-08-06 20:00:00

Last updated 2024-08-06 01:22:20

Assigner mitre

CVSS score not scored

State PUBLISHED

Description

fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.

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