CVE-2019-19462

Published: Nov 30, 2019Modified: Jun 17, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local users to cause a denial of service (such as relay blockage) by triggering a NULL alloc_percpu result.

Affected (15)

Products: Linux: Linux Kernel · Netapp: Active Iq Unified Manager, Hci Compute Node, Hci Management Node, Hci Storage Node, Solidfire · Canonical: Ubuntu Linux · +2 more

Show all products

Linux: Linux Kernel · Netapp: Active Iq Unified Manager, Hci Compute Node, Hci Management Node, Hci Storage Node, Solidfire · Canonical: Ubuntu Linux · Opensuse: Leap · Debian: Debian Linux

1 product

5 products

Active Iq Unified Manager

Hci Compute Node

Hci Management Node

Hci Storage Node

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 5.4.1

Configuration B

5 vulnerable

Vulnerable Software	Affected Versions
Netapp Active Iq Unified Manager	From 9.5
Netapp Hci Compute Node	All versions
Netapp Hci Management Node	All versions
Netapp Hci Storage Node	All versions
Netapp Solidfire	All versions

Configuration C

4 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 14.04
Canonical Ubuntu Linux	Version 16.04
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 20.04

Configuration D

2 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 15.1
Opensuse Leap	Version 15.2

Configuration E

3 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0
Debian Debian Linux	Version 8.0
Debian Debian Linux	Version 9.0

Related CWEs

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (30)

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lore.kernel.org/lkml/20191129013745.7168-1-dja%40axtens.net/

Source: cve@mitre.org

https://security.netapp.com/advisory/ntap-20210129-0004/

Source: cve@mitre.org

Third Party Advisory

https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8

Source: cve@mitre.org

PatchThird Party Advisory

https://syzkaller-ppc64.appspot.com/bug?id=b05b4d005191cc375cdf848c3d4d980308d50531

Source: cve@mitre.org

PatchThird Party Advisory

https://syzkaller.appspot.com/bug?id=e4265490d26d6c01cd9bc79dc915ef0a1bf15046

Source: cve@mitre.org

Third Party Advisory

https://syzkaller.appspot.com/bug?id=f4d1cb4330bd3ddf4a628332b4285407b2eedd7b

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4414-1/

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4425-1/

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4439-1/

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4440-1/

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2020/dsa-4698

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2020/dsa-4699

Source: cve@mitre.org

Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://lore.kernel.org/lkml/20191129013745.7168-1-dja%40axtens.net/

Source: af854a3a-2127-422b-91ae-364da2661108

https://security.netapp.com/advisory/ntap-20210129-0004/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://syzkaller-ppc64.appspot.com/bug?id=b05b4d005191cc375cdf848c3d4d980308d50531

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://syzkaller.appspot.com/bug?id=e4265490d26d6c01cd9bc79dc915ef0a1bf15046

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://syzkaller.appspot.com/bug?id=f4d1cb4330bd3ddf4a628332b4285407b2eedd7b

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/4414-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/4425-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/4439-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://usn.ubuntu.com/4440-1/

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2020/dsa-4698

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2020/dsa-4699

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

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