CVE-2019-19050: High severity linux kernel vulnerability

Published Nov 18, 2019
·
Updated

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

Other sources

A vulnerability was found in Linux Kernel where, a memory leak in the cryptoreportstat() function in crypto/cryptouserstat.c allows attackers to cause a denial of service (memory consumption) by triggering cryptoreportstatalg() failures.

Reference: https://github.com/torvalds/linux/commit/c03b04dcdba1da39903e23cc4d072abf8f68f2dd

Affected Software

37 affected componentsFixes available
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 Vmware Vsphere
NetApp Data Availability Services
NetApp E-Series SANtricity OS Controller>=11.0.0<=11.60.3
NetApp Hci Management Node
NetApp Solidfire
NetApp Steelstore Cloud Integrated Storage
NetApp Hci Compute Node
NetApp Hci Storage Node
Broadcom Fabric Operating System
NetApp Aff A700s Firmware
NetApp AFF A700s
NetApp Fas8300 Firmware
NetApp Fas8300
NetApp Fas8700 Firmware
NetApp Fas8700
NetApp Aff A400 Firmware
NetApp Aff A400
NetApp H610s Firmware
NetApp H610s
All of the following
NetApp Aff A700s Firmware
NetApp AFF A700s
All of the following
NetApp Fas8300 Firmware
NetApp Fas8300
All of the following
NetApp Fas8700 Firmware
NetApp Fas8700
All of the following
NetApp Aff A400 Firmware
NetApp Aff A400
All of the following
NetApp H610s Firmware
NetApp H610s
debian/linux
5.10.223-15.10.234-16.1.129-16.1.133-16.12.22-1

Event History

Nov 18, 2019
CVE Published
12:00 AM
Data Sourced
12:00 AM
RemedyDescriptionSeverityWeakness
CVE Published
via MITRE·05:23 AM
Data Sourced
via MITRE·05:23 AM
Description
Nov 21, 2019
Data Sourced
11:15 AM
Affected Software
Jan 11, 2024
Data Sourced
via Launchpad·11:24 PM
Description
Dec 5, 2024
Data Sourced
via Ubuntu·02:31 AM
RemedyDescriptionSeverityAffected Software
Mar 27, 2025
Data Sourced
via Debian·04:06 AM
DescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2019-19050?

CVE-2019-19050 is classified as a high severity vulnerability due to its potential to cause denial of service through memory consumption.

2

How do I fix CVE-2019-19050?

To mitigate CVE-2019-19050, upgrade your Linux kernel to version 5.4.4 or later, or apply appropriate patches provided by your distribution.

3

What systems are affected by CVE-2019-19050?

CVE-2019-19050 affects various versions of the Linux Kernel up to 5.3.11 and certain Fedora and Ubuntu releases.

4

Can CVE-2019-19050 be exploited remotely?

Yes, CVE-2019-19050 can potentially be exploited remotely if an attacker can trigger the crypto_reportstat_alg() function failures.

5

What type of vulnerability is CVE-2019-19050?

CVE-2019-19050 is a memory leak vulnerability that can lead to denial of service scenarios.

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