CVE-2016-8660

kernel: xfs: local DoS due to a page lock order bug in the XFS seek hole/data implementation

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.0

Review impact separately from score.

Published · October 13, 2016

Updated · November 21, 2025

Description

The XFS subsystem in the Linux kernel 4.4 and later allows local users to cause a denial of service (fdatasync() failure and system hang) by using the vfs syscall group in the 'trinity' program, as a result of a page lock order bug in the XFS seek hole/data implementation.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6, 7 and MRG-2 as the code with the flaw is not present in the products listed.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

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

CVSS 2.0 · 4.7
AV:L/AC:M/Au:N/C:N/I:N/A:C

CWE-667 · Improper Locking