National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-20169 Detail

Current Description

An issue was discovered in the Linux kernel before 4.19.9. The USB subsystem mishandles size checks during the reading of an extra descriptor, related to __usb_get_extra_descriptor in drivers/usb/core/usb.c.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 6.8 MEDIUM
Vector:  CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=704620afc70cf47abb9d6a1a57f3825d2bca49cf Mailing List Patch Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:3309
https://access.redhat.com/errata/RHSA-2019:3517
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.9 Mailing List Patch Vendor Advisory
https://github.com/torvalds/linux/commit/704620afc70cf47abb9d6a1a57f3825d2bca49cf Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html Mailing List Third Party Advisory
https://usn.ubuntu.com/3879-1/ Third Party Advisory
https://usn.ubuntu.com/3879-2/ Third Party Advisory
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-400 Uncontrolled Resource Consumption 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 (excluding)
4.19.9

Configuration 2 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

11 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-20169
NVD Published Date:
12/17/2018
NVD Last Modified:
08/13/2019