Vulnerability Details : CVE-2019-3819
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.
Vulnerability category: Denial of service
Products affected by CVE-2019-3819
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-3819
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-3819
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
4.2
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H |
0.6
|
3.6
|
Red Hat, Inc. | |
|
4.4
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
0.8
|
3.6
|
NIST |
CWE ids for CVE-2019-3819
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2019-3819
-
http://www.securityfocus.com/bid/106730
Linux Kernel CVE-2019-3819 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/4118-1/
USN-4118-1: Linux kernel (AWS) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
[SECURITY] [DLA 1731-2] linux regression updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/3932-1/
USN-3932-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
[SECURITY] [DLA 1731-1] linux security updateMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html
[SECURITY] [DLA 1771-1] linux-4.9 security updateMailing List;Third Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3819
1669187 – (CVE-2019-3819) CVE-2019-3819 kernel: infinite loop in drivers/hid/hid-debug.c:hid_debug_events_read()Issue Tracking;Patch;Third Party Advisory
-
https://usn.ubuntu.com/4115-1/
USN-4115-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
[security-announce] openSUSE-SU-2019:1193-1: important: Security updateMailing List;Third Party Advisory
-
https://usn.ubuntu.com/3932-2/
USN-3932-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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