CVE-2019-3819

Description

A flaw was found in the Linux kernel in the function hid_debug_events_read() in drivers/hid/hid-debug.c file which may enter an infinite loop with certain parameters passed from a userspace. A local privileged user ("root") can cause a system lock up and a denial of service. Versions from v4.18 and newer are vulnerable.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com
Affected: The Linux Foundation kernel:
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/106730 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3819 patch third party advisory issue tracking
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html third party advisory mailing list
https://usn.ubuntu.com/3932-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3932-2/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html vendor advisory mailing list third party advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html third party advisory mailing list
https://usn.ubuntu.com/4115-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4118-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-3819?
CVE-2019-3819 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3819?
To fix CVE-2019-3819, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3819 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-3819 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3819?
CVE-2019-3819 affects The Linux Foundation kernel:.
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