What is CVE-2019-19076?

CVE-2019-19076 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.9 out of 10, classified as a Memory Leak flaw (CWE-401). CVE-2019-19076 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2019-19076?

CVE-2019-19076 has a CVSS score of 5.9 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2019-19076?

No patch is currently available for CVE-2019-19076. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2019-19076 actively exploited?

CVE-2019-19076 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2019-19076

Medium

A memory leak in the nfp_abm_u32_knode_replace() function in drivers/net/ethernet/netronome/nfp/abm/cls.c in the Linux kernel before 5.3.6 allows attackers to cause a denial of service (memory consumption), aka CID-78beef629fd9. NOTE: This has been argued as not a valid vulnerability. The upstream commit 78beef629fd9 was reverted

Package Linux Kernel

Published 2019-11-18

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.9

out of 10

Medium

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-401

CVE-2019-19076 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2019-19076 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.6

Release Notes Vendor Advisory
Kernel.org
https://lore.kernel.org/lkml/20191204103955.63c4d9af%40cakuba.netronome.com/
Security
https://security.netapp.com/advisory/ntap-20191205-0001/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/4209-1/

Third Party Advisory
Kernel patch commit
https://git.kernel.org/linus/1d1997db870f4058676439ef7014390ba9e24eb2
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96ca
Patch

Details

CVE ID CVE-2019-19076

Severity Medium

CVSS score 5.9 / 10

CVSS version 3.1

Published 2019-11-18

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2019-19076?

CVE-2019-19076 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.9 out of 10 , classified as a Memory Leak flaw (CWE-401) . CVE-2019-19076 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2019-19076?

CVE-2019-19076 has a CVSS score of 5.9 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2019-19076?

No patch is currently available for CVE-2019-19076. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2019-19076 actively exploited?

No — CVE-2019-19076 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →