Is CVE-2019-19036 in the CISA KEV catalog?

No. CVE-2019-19036 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19036?

CVE-2019-19036 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2019-19036?

CVE-2019-19036 has an EPSS score of 1.84% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19036?

Upgrade linux on debian 11 to 5.3.7-1 or later. Fixes are available for 60 affected products.

CVE & CISA-KEV Catalog

CVE-2019-19036

MEDIUMEPSS 76th pctl

5.5

CVSS v3

NVD

Description

btrfs_root_node in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcu_dereference(root->node) can be zero.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:5.3.7-1CVE-2019-19036

linuxUbuntu

Fixed in:4.15.0-109.110USN-4414-1

linux-awsUbuntu

Fixed in:4.15.0-1077.81USN-4414-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1074.78~16.04.1USN-4414-1

linux-azureUbuntu

Fixed in:4.15.0-1091.101~14.04.1USN-4414-1

Fixed in:4.15.0-1091.101~16.04.1USN-4414-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1091.101USN-4414-1

linux-gcpUbuntu

Fixed in:4.15.0-1078.88~16.04.1USN-4414-1

linux-gcp-4.15Ubuntu

Fixed in:4.15.0-1078.88USN-4414-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1064.67USN-4414-1

linux-gke-5.0Ubuntu

Fixed in:5.0.0-1045.46USN-4439-1

linux-hweUbuntu

Fixed in:4.15.0-107.108~16.04.1USN-4414-1

linux-image-4.15.0-1046-oracleUbuntu

Fixed in:4.15.0-1046.50~16.04.1USN-4414-1

linux-image-4.15.0-1048-oracleUbuntu

Fixed in:4.15.0-1048.52USN-4414-1

linux-image-4.15.0-1064-gkeUbuntu

Fixed in:4.15.0-1064.67USN-4414-1

linux-image-4.15.0-1065-raspi2Ubuntu

Fixed in:4.15.0-1065.69USN-4414-1

linux-image-4.15.0-1069-kvmUbuntu

Fixed in:4.15.0-1069.70USN-4414-1

linux-image-4.15.0-107-genericUbuntu

Fixed in:4.15.0-107.108~16.04.1USN-4414-1

linux-image-4.15.0-107-generic-lpaeUbuntu

Fixed in:4.15.0-107.108~16.04.1USN-4414-1

linux-image-4.15.0-107-lowlatencyUbuntu

Fixed in:4.15.0-107.108~16.04.1USN-4414-1

linux-image-4.15.0-1074-awsUbuntu

Fixed in:4.15.0-1074.78~16.04.1USN-4414-1

linux-image-4.15.0-1077-awsUbuntu

Fixed in:4.15.0-1077.81USN-4414-1

linux-image-4.15.0-1078-gcpUbuntu

Fixed in:4.15.0-1078.88~16.04.1USN-4414-1

Fixed in:4.15.0-1078.88USN-4414-1

linux-image-4.15.0-1081-snapdragonUbuntu

Fixed in:4.15.0-1081.88USN-4414-1

linux-image-4.15.0-109-genericUbuntu

Fixed in:4.15.0-109.110USN-4414-1

linux-image-4.15.0-109-generic-lpaeUbuntu

Fixed in:4.15.0-109.110USN-4414-1

linux-image-4.15.0-109-lowlatencyUbuntu

Fixed in:4.15.0-109.110USN-4414-1

linux-image-4.15.0-1091-azureUbuntu

Fixed in:4.15.0-1091.101~14.04.1USN-4414-1

Fixed in:4.15.0-1091.101~16.04.1USN-4414-1

Fixed in:4.15.0-1091.101USN-4414-1

linux-image-4.15.0-1091-oemUbuntu

Fixed in:4.15.0-1091.101USN-4414-1

linux-image-5.0.0-1045-gkeUbuntu

Fixed in:5.0.0-1045.46USN-4439-1

linux-image-5.0.0-1065-oem-osp1Ubuntu

Fixed in:5.0.0-1065.70USN-4439-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1074.74USN-4414-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1077.79USN-4414-1

linux-image-azureUbuntu

Fixed in:4.15.0.1091.68USN-4414-1

Fixed in:4.15.0.1091.86USN-4414-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1091.62USN-4414-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1078.80USN-4414-1

linux-image-gcp-lts-18.04Ubuntu

Fixed in:4.15.0.1078.94USN-4414-1

linux-image-genericUbuntu

Fixed in:4.15.0.109.97USN-4414-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.107.112USN-4414-1

linux-image-generic-lpaeUbuntu

Fixed in:4.15.0.109.97USN-4414-1

linux-image-generic-lpae-hwe-16.04Ubuntu

Fixed in:4.15.0.107.112USN-4414-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1078.80USN-4414-1

Fixed in:4.15.0.1064.66USN-4414-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1064.66USN-4414-1

linux-image-gke-5.0Ubuntu

Fixed in:5.0.0.1045.30USN-4439-1

linux-image-kvmUbuntu

Fixed in:4.15.0.1069.65USN-4414-1

linux-image-lowlatencyUbuntu

Fixed in:4.15.0.109.97USN-4414-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.107.112USN-4414-1

linux-image-oemUbuntu

Fixed in:4.15.0.107.112USN-4414-1

Fixed in:4.15.0.1091.94USN-4414-1

linux-image-oem-osp1Ubuntu

Fixed in:5.0.0.1065.63USN-4439-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1046.39USN-4414-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1048.57USN-4414-1

linux-image-raspi2Ubuntu

Fixed in:4.15.0.1065.63USN-4414-1

linux-image-snapdragonUbuntu

Fixed in:4.15.0.1081.84USN-4414-1

linux-image-virtualUbuntu

Fixed in:4.15.0.109.97USN-4414-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.107.112USN-4414-1

linux-kvmUbuntu

Fixed in:4.15.0-1069.70USN-4414-1

linux-oemUbuntu

Fixed in:4.15.0-1091.101USN-4414-1

linux-oem-osp1Ubuntu

Fixed in:5.0.0-1065.70USN-4439-1

linux-oracleUbuntu

Fixed in:4.15.0-1046.50~16.04.1USN-4414-1

Fixed in:4.15.0-1048.52USN-4414-1

linux-raspi2Ubuntu

Fixed in:4.15.0-1065.69USN-4414-1

linux-snapdragonUbuntu

Fixed in:4.15.0-1081.88USN-4414-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.84%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Exploit1

github.com

Other references4

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

Embed a live status badge for CVE-2019-19036

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.