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Vulnerability Details : CVE-2019-19462

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.
Publish Date : 2019-11-30 Last Update Date : 2021-01-29
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- CVSS Scores & Vulnerability Types

CVSS Score
4.9
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 476

- Products Affected By CVE-2019-19462

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 14.04 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 16.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 18.04 * * * Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 20.04 * * * Version Details Vulnerabilities
5 OS Debian Debian Linux 8.0 * * * Version Details Vulnerabilities
6 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
7 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
8 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
9 Application Netapp Active Iq Unified Manager * * * * Version Details Vulnerabilities
10 Hardware Netapp Hci Compute Node - * * * Version Details Vulnerabilities
11 Application Netapp Hci Management Node - * * * Version Details Vulnerabilities
12 Hardware Netapp Hci Storage Node - * * * Version Details Vulnerabilities
13 Application Netapp Solidfire - * * * Version Details Vulnerabilities
14 OS Opensuse Leap 15.1 * * * Version Details Vulnerabilities
15 OS Opensuse Leap 15.2 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 3
Linux Linux Kernel 1
Netapp Active Iq Unified Manager 1
Netapp Hci Compute Node 1
Netapp Hci Management Node 1
Netapp Hci Storage Node 1
Netapp Solidfire 1
Opensuse Leap 2

- References For CVE-2019-19462

https://usn.ubuntu.com/4425-1/
UBUNTU USN-4425-1
https://usn.ubuntu.com/4439-1/
UBUNTU USN-4439-1
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html
SUSE openSUSE-SU-2020:0935
https://usn.ubuntu.com/4414-1/
UBUNTU USN-4414-1
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
SUSE openSUSE-SU-2020:0801
https://www.debian.org/security/2020/dsa-4698
DEBIAN DSA-4698
https://www.debian.org/security/2020/dsa-4699
DEBIAN DSA-4699
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
MLIST [debian-lts-announce] 20200610 [SECURITY] [DLA 2242-1] linux-4.9 security update
https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8
https://syzkaller.appspot.com/bug?id=e4265490d26d6c01cd9bc79dc915ef0a1bf15046
https://lore.kernel.org/lkml/20191129013745.7168-1-dja@axtens.net/
https://syzkaller.appspot.com/bug?id=f4d1cb4330bd3ddf4a628332b4285407b2eedd7b
https://syzkaller-ppc64.appspot.com/bug?id=b05b4d005191cc375cdf848c3d4d980308d50531
https://usn.ubuntu.com/4440-1/
UBUNTU USN-4440-1
https://security.netapp.com/advisory/ntap-20210129-0004/ CONFIRM

- Metasploit Modules Related To CVE-2019-19462

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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