CVE-2019-19050

Name: CVE-2019-19050
Creator: NVD / NIST
Published: 2019-11-18T06:15:11.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 5.08%

Last modified Jun 17, 2026

CVE-2019-19050 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A memory leak in the crypto_reportstat() function in crypto/crypto_user_stat.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_reportstat_alg() failures, aka CID-c03b04dcdba1.. EPSS estimates a 5.08% chance of exploitation in the next 30 days.

Description

A memory leak in the crypto_reportstat() function in crypto/crypto_user_stat.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering crypto_reportstat_alg() failures, aka CID-c03b04dcdba1.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

5.08%

91.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions	Update
Linux	Linux Kernel	>= 4.20, < 5.3.16	—
Linux	Linux Kernel	>= 5.4, < 5.4.3	—
Linux	Linux Kernel	5.5	Rc1
Fedoraproject	Fedora	30	—
Fedoraproject	Fedora	31	—
Canonical	Ubuntu Linux	18.04	—
Canonical	Ubuntu Linux	19.10	—
Netapp	Active Iq Unified Manager	All versions	—
Netapp	Data Availability Services	All versions	—
Netapp	E-Series Santricity Os Controller	>= 11.0.0, <= 11.60.3	—
Netapp	Hci Management Node	All versions	—
Netapp	Solidfire	All versions	—
Netapp	Steelstore Cloud Integrated Storage	All versions	—
Netapp	Hci Compute Node	All versions	—
Netapp	Hci Storage Node	All versions	—
Broadcom	Fabric Operating System	All versions	—
Netapp	Aff A700s Firmware	All versions	—
Netapp	Fas8300 Firmware	All versions	—
Netapp	Fas8700 Firmware	All versions	—
Netapp	Aff A400 Firmware	All versions	—
Netapp	H610s Firmware	All versions	—

References

http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.htmlThird Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/c03b04dcdba1da39903e23cc4d072abf8f68f2ddPatch, 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/4258-1/Third Party Advisory
https://usn.ubuntu.com/4284-1/Third Party Advisory
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.htmlThird Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/c03b04dcdba1da39903e23cc4d072abf8f68f2ddPatch, 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/4258-1/Third Party Advisory
https://usn.ubuntu.com/4284-1/Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2019-19050?

How severe is CVE-2019-19050?

CVE-2019-19050 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.08% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19050?

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-2019-19050?

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

Scan your code now

Source: NVD / NIST