CVE-2019-19058

Name: CVE-2019-19058
Creator: NVD / NIST
Published: 2019-11-18T06:15:12.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.37%

Last modified Jun 17, 2026

CVE-2019-19058 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures, aka CID-b4b814fec1a5.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.

Description

A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures, aka CID-b4b814fec1a5.

Metrics

CVSS 3.1

4.7/10

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.37%

29.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 5.3.11
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Fedoraproject	Fedora	30
Fedoraproject	Fedora	31
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlMailing List, Third Party Advisory
https://github.com/torvalds/linux/commit/b4b814fec1a5a849383f7b3886b654a13abbda7dPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/
https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
https://usn.ubuntu.com/4300-1/Third Party Advisory
https://usn.ubuntu.com/4301-1/Third Party Advisory
https://usn.ubuntu.com/4302-1/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlMailing List, Third Party Advisory
https://github.com/torvalds/linux/commit/b4b814fec1a5a849383f7b3886b654a13abbda7dPatch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/
https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
https://usn.ubuntu.com/4300-1/Third Party Advisory
https://usn.ubuntu.com/4301-1/Third Party Advisory
https://usn.ubuntu.com/4302-1/Third Party Advisory

Timeline

Published: Nov 18, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19058?

How severe is CVE-2019-19058?

CVE-2019-19058 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19058?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-19058?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST