CVE-2017-9725

kernel: Incorrect type conversion for size during dma allocation

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.0

Review impact separately from score.

Published · October 12, 2015

Updated · June 28, 2026

Description

A flaw was found where the kernel truncated the value used to indicate the size of a buffer which it would later become zero using an untruncated value. This can corrupt memory outside of the original allocation.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2.

Future Linux kernel updates for the respective releases may address this issue.

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

CWE-681 · Incorrect Conversion between Numeric Types