CVE-2019-19059

2019-11-2111:37:57

redhat.com

access.redhat.com

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

4.7 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:N/I:N/A:C

0.0004 Low

EPSS

Percentile

13.3%

JSON

A flaw was found in the way the Intel Wireless driver in the Linux kernel handled resource cleanup during Gen 3 device initialization. This flaw allows an attacker with the ability to restrict access to DMA coherent memory on device initialization, to crash the system.

Mitigation

In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module iwlwifi. For instructions relating to how to blacklist a kernel module refer to: <https://access.redhat.com/solutions/41278> .