National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-19462 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 5.5 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://lore.kernel.org/lkml/20191129013745.7168-1-dja@axtens.net/ Exploit Patch Vendor Advisory
https://syzkaller.appspot.com/bug?id=e4265490d26d6c01cd9bc79dc915ef0a1bf15046 Third Party Advisory
https://syzkaller.appspot.com/bug?id=f4d1cb4330bd3ddf4a628332b4285407b2eedd7b Third Party Advisory
https://syzkaller-ppc64.appspot.com/bug?id=1c09906c83a8ea811a9e318c2a4f8e243becc6f8 Third Party Advisory
https://syzkaller-ppc64.appspot.com/bug?id=b05b4d005191cc375cdf848c3d4d980308d50531 Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
5.4.1


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-19462
NVD Published Date:
11/29/2019
NVD Last Modified:
12/10/2019