CVE-2014-3940

Kernel: missing check during hugepage migration

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Severity

Moderate

Red Hat Product Security

4.7

CVSS 2.0

Review impact separately from score.

Published · March 18, 2014

Updated · November 21, 2025

Description

A flaw was found in the way Linux kernel's Transparent Huge Pages (THP) implementation handled non-huge page migration. A local, unprivileged user could use this flaw to crash the kernel by migrating transparent hugepages.

Statement

This issue did not affect the version of the kernel package as shipped with Red Hat Enterprise Linux 5.

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 2.0 · 4.7
AV:L/AC:H/Au:N/C:N/I:P/A:C

CWE not specified