Is CVE-2019-19947 in the CISA KEV catalog?

No. CVE-2019-19947 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-19947?

CVE-2019-19947 has a CVSS v3 base score of 4.6 (MEDIUM).

What is the EPSS score for CVE-2019-19947?

CVE-2019-19947 has an EPSS score of 0.49% (39th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-19947?

Upgrade linux on debian 11 to 5.4.8-1 or later. Fixes are available for 97 affected products.

CVE & CISA-KEV Catalog

CVE-2019-19947

MEDIUM

4.6

CVSS v3

NVD

Description

In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.

CWE-908

How to fix

Remediation Available

linuxDebian

Fixed in:5.4.8-1CVE-2019-19947

linuxUbuntu

Fixed in:4.4.0-186.216USN-4427-1

Fixed in:4.15.0-115.116USN-4485-1

linux-awsUbuntu

Fixed in:4.4.0-1075.79USN-4427-1

Fixed in:4.4.0-1111.123USN-4427-1

Fixed in:4.15.0-1080.84USN-4485-1

linux-aws-5.0Ubuntu

Fixed in:5.0.0-1025.28USN-4285-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1080.84~16.04.1USN-4485-1

linux-azureUbuntu

Fixed in:4.15.0-1093.103~14.04.1USN-4485-1

Fixed in:4.15.0-1093.103~16.04.1USN-4485-1

Fixed in:5.0.0-1032.34USN-4285-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1093.103USN-4485-1

linux-azure-5.3Ubuntu

Fixed in:5.3.0-1013.14~18.04.1USN-4284-1

linux-gcpUbuntu

Fixed in:4.15.0-1081.92~16.04.1USN-4485-1

Fixed in:5.0.0-1031.32USN-4285-1

linux-gcp-4.15Ubuntu

Fixed in:4.15.0-1081.92USN-4485-1

linux-gcp-5.3Ubuntu

Fixed in:5.3.0-1012.13~18.04.1USN-4284-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1067.70USN-4485-1

linux-gke-5.0Ubuntu

Fixed in:5.0.0-1030.31USN-4285-1

linux-hweUbuntu

Fixed in:4.15.0-115.116~16.04.1USN-4485-1

Fixed in:5.3.0-40.32~18.04.1USN-4284-1

linux-image-4.15.0-1051-oracleUbuntu

Fixed in:4.15.0-1051.55~16.04.1USN-4485-1

Fixed in:4.15.0-1051.55USN-4485-1

linux-image-4.15.0-1067-gkeUbuntu

Fixed in:4.15.0-1067.70USN-4485-1

linux-image-4.15.0-1068-raspi2Ubuntu

Fixed in:4.15.0-1068.72USN-4485-1

linux-image-4.15.0-1072-kvmUbuntu

Fixed in:4.15.0-1072.73USN-4485-1

linux-image-4.15.0-1080-awsUbuntu

Fixed in:4.15.0-1080.84~16.04.1USN-4485-1

Fixed in:4.15.0-1080.84USN-4485-1

linux-image-4.15.0-1081-gcpUbuntu

Fixed in:4.15.0-1081.92~16.04.1USN-4485-1

Fixed in:4.15.0-1081.92USN-4485-1

linux-image-4.15.0-1084-snapdragonUbuntu

Fixed in:4.15.0-1084.92USN-4485-1

linux-image-4.15.0-1093-azureUbuntu

Fixed in:4.15.0-1093.103~14.04.1USN-4485-1

Fixed in:4.15.0-1093.103~16.04.1USN-4485-1

Fixed in:4.15.0-1093.103USN-4485-1

linux-image-4.15.0-1094-oemUbuntu

Fixed in:4.15.0-1094.104USN-4485-1

linux-image-4.15.0-115-genericUbuntu

Fixed in:4.15.0-115.116USN-4485-1

linux-image-4.15.0-115-generic-lpaeUbuntu

Fixed in:4.15.0-115.116USN-4485-1

linux-image-4.15.0-115-lowlatencyUbuntu

Fixed in:4.15.0-115.116USN-4485-1

linux-image-4.4.0-1075-awsUbuntu

Fixed in:4.4.0-1075.79USN-4427-1

linux-image-4.4.0-1077-kvmUbuntu

Fixed in:4.4.0-1077.84USN-4427-1

linux-image-4.4.0-1111-awsUbuntu

Fixed in:4.4.0-1111.123USN-4427-1

linux-image-4.4.0-1136-raspi2Ubuntu

Fixed in:4.4.0-1136.145USN-4427-1

linux-image-4.4.0-1140-snapdragonUbuntu

Fixed in:4.4.0-1140.148USN-4427-1

linux-image-4.4.0-186-genericUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-generic-lpaeUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-lowlatencyUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-powerpc-e500mcUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-powerpc-smpUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-powerpc64-embUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-4.4.0-186-powerpc64-smpUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

Fixed in:4.4.0-186.216USN-4427-1

linux-image-5.0.0-1011-oracleUbuntu

Fixed in:5.0.0-1011.16USN-4285-1

linux-image-5.0.0-1025-awsUbuntu

Fixed in:5.0.0-1025.28USN-4285-1

linux-image-5.0.0-1030-gkeUbuntu

Fixed in:5.0.0-1030.31USN-4285-1

linux-image-5.0.0-1031-gcpUbuntu

Fixed in:5.0.0-1031.32USN-4285-1

linux-image-5.0.0-1032-azureUbuntu

Fixed in:5.0.0-1032.34USN-4285-1

linux-image-5.3.0-1012-gcpUbuntu

Fixed in:5.3.0-1012.13~18.04.1USN-4284-1

linux-image-5.3.0-1013-azureUbuntu

Fixed in:5.3.0-1013.14~18.04.1USN-4284-1

linux-image-5.3.0-1018-raspi2Ubuntu

Fixed in:5.3.0-1018.20~18.04.1USN-4284-1

linux-image-5.3.0-40-genericUbuntu

Fixed in:5.3.0-40.32~18.04.1USN-4284-1

linux-image-5.3.0-40-generic-lpaeUbuntu

Fixed in:5.3.0-40.32~18.04.1USN-4284-1

linux-image-5.3.0-40-lowlatencyUbuntu

Fixed in:5.3.0-40.32~18.04.1USN-4284-1

linux-image-awsUbuntu

Fixed in:4.4.0.1075.72USN-4427-1

Fixed in:4.4.0.1111.116USN-4427-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1080.77USN-4485-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1080.82USN-4485-1

linux-image-azureUbuntu

Fixed in:4.15.0.1093.70USN-4485-1

Fixed in:4.15.0.1093.88USN-4485-1

Fixed in:5.0.0.1032.43USN-4285-1

linux-image-azure-edgeUbuntu

Fixed in:4.15.0.1093.88USN-4485-1

Fixed in:5.3.0.1013.13USN-4284-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1093.67USN-4485-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1081.83USN-4485-1

Fixed in:5.0.0.1031.35USN-4285-1

linux-image-gcp-edgeUbuntu

Fixed in:5.3.0.1012.11USN-4284-1

linux-image-gcp-lts-18.04Ubuntu

Fixed in:4.15.0.1081.99USN-4485-1

linux-image-genericUbuntu

Fixed in:4.4.0.186.192USN-4427-1

Fixed in:4.15.0.115.103USN-4485-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.3.0.40.97USN-4284-1

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.186.192USN-4427-1

Fixed in:4.15.0.115.103USN-4485-1

linux-image-generic-lpae-hwe-18.04Ubuntu

Fixed in:5.3.0.40.97USN-4284-1

linux-image-generic-lpae-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1081.83USN-4485-1

Fixed in:4.15.0.1067.71USN-4485-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1067.71USN-4485-1

linux-image-gke-5.0Ubuntu

Fixed in:5.0.0.1030.18USN-4285-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1077.75USN-4427-1

Fixed in:4.15.0.1072.68USN-4485-1

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.186.192USN-4427-1

Fixed in:4.15.0.115.103USN-4485-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.3.0.40.97USN-4284-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-oemUbuntu

Fixed in:4.15.0.1094.98USN-4485-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1051.42USN-4485-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1051.62USN-4485-1

linux-image-powerpc-e500mcUbuntu

Fixed in:4.4.0.186.192USN-4427-1

linux-image-powerpc-e500mc-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-powerpc-smpUbuntu

Fixed in:4.4.0.186.192USN-4427-1

linux-image-powerpc-smp-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-powerpc64-embUbuntu

Fixed in:4.4.0.186.192USN-4427-1

linux-image-powerpc64-emb-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-powerpc64-smpUbuntu

Fixed in:4.4.0.186.192USN-4427-1

linux-image-powerpc64-smp-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1136.136USN-4427-1

Fixed in:4.15.0.1068.66USN-4485-1

linux-image-raspi2-hwe-18.04Ubuntu

Fixed in:5.3.0.1018.7USN-4284-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1140.132USN-4427-1

Fixed in:4.15.0.1084.87USN-4485-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.3.0.40.97USN-4284-1

linux-image-virtualUbuntu

Fixed in:4.4.0.186.192USN-4427-1

Fixed in:4.15.0.115.103USN-4485-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.3.0.40.97USN-4284-1

linux-image-virtual-lts-xenialUbuntu

Fixed in:4.4.0.186.163USN-4427-1

linux-kvmUbuntu

Fixed in:4.4.0-1077.84USN-4427-1

Fixed in:4.15.0-1072.73USN-4485-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-186.216~14.04.1USN-4427-1

linux-oemUbuntu

Fixed in:4.15.0-1094.104USN-4485-1

linux-oracleUbuntu

Fixed in:4.15.0-1051.55~16.04.1USN-4485-1

Fixed in:4.15.0-1051.55USN-4485-1

linux-oracle-5.0Ubuntu

Fixed in:5.0.0-1011.16USN-4285-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1136.145USN-4427-1

Fixed in:4.15.0-1068.72USN-4485-1

linux-raspi2-5.3Ubuntu

Fixed in:5.3.0-1018.20~18.04.1USN-4284-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1140.148USN-4427-1

Fixed in:4.15.0-1084.92USN-4485-1

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 VectorPhysical

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.49%probability of exploitation in 30 days

39thpercentile

Low risk: more likely to be exploited than 39% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory8

Related Vulnerabilities

Other CWE-908 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2023-24941	Critical	9.8	95%	-	Fix
CVE-2007-1751	High	9.3	61%	-	-
CVE-2008-0081	Critical	9.8	58%	-	-
CVE-2020-1934	Medium	5.3	52%	-	Fix
CVE-2011-1255	High	9.3	42%	-	-

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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.