SARA / Free Tools / CVE / CVE-2019-3819

CVE-2019-3819 — A flaw was found in the Linux kernel in the function hid_debug_events_read() in

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 ser

CVSS
4.2 MEDIUM
EPSS
0.01% (top 99.10%)
CWE
CWE-835
Published
2019-01-25T18:00:00.000Z
Last modified
2024-08-04T19:19:18.612Z
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H

01What is this vulnerability?

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.

02Affected products

VendorProductVersions
The Linux Foundationkernel:from v4.18 and newer

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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