Vulnerability in Linux Kernel
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Linux Kernel
- The Linux Foundation Kernel: — versions from v4.18 and newer
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0
- openSUSE Leap — versions 15.0
Weakness classification (CWE)
References
- www.securityfocus.com/bid/106730 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-lts-announce/2019/03/msg00034.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/04/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3932-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3932-2/ (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/05/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4115-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4118-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-3819?
- CVE-2019-3819 is a medium-severity vulnerability in Linux Kernel, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 4.4/10. Published 2019-01-25.
- How severe is CVE-2019-3819?
- Medium severity. CVSS v3 base score is 4.4 out of 10.