Is CVE-2018-20169 in the CISA KEV catalog?

No. CVE-2018-20169 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-20169?

CVE-2018-20169 has a CVSS v3 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2018-20169?

CVE-2018-20169 has an EPSS score of 0.59% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-20169?

Upgrade linux on debian 11 to 4.19.9-1 or later. Fixes are available for 66 affected products.

CVE & CISA-KEV Catalog

CVE-2018-20169

MEDIUM

6.8

CVSS v3

NVD

Description

An issue was discovered in the Linux kernel before 4.19.9. The USB subsystem mishandles size checks during the reading of an extra descriptor, related to __usb_get_extra_descriptor in drivers/usb/core/usb.c.

CWE-400Resource Exhaustion

How to fix

Remediation Available

linuxDebian

Fixed in:4.19.9-1CVE-2018-20169

linuxUbuntu

Fixed in:4.4.0-142.168USN-3879-1

Fixed in:4.15.0-58.64USN-4094-1

linux-awsUbuntu

Fixed in:4.4.0-1038.41USN-3879-2

Fixed in:4.4.0-1075.85USN-3879-1

Fixed in:4.15.0-1047.49USN-4118-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1047.49~16.04.1USN-4118-1

linux-azureUbuntu

Fixed in:4.15.0-1055.60USN-4094-1

linux-gcpUbuntu

Fixed in:4.15.0-1040.42~16.04.1USN-4094-1

Fixed in:4.15.0-1040.42USN-4094-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1040.42USN-4094-1

linux-hweUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

linux-image-4.15.0-1021-oracleUbuntu

Fixed in:4.15.0-1021.23~16.04.1USN-4094-1

Fixed in:4.15.0-1021.23USN-4094-1

linux-image-4.15.0-1040-gcpUbuntu

Fixed in:4.15.0-1040.42~16.04.1USN-4094-1

Fixed in:4.15.0-1040.42USN-4094-1

linux-image-4.15.0-1040-gkeUbuntu

Fixed in:4.15.0-1040.42USN-4094-1

linux-image-4.15.0-1042-kvmUbuntu

Fixed in:4.15.0-1042.42USN-4094-1

linux-image-4.15.0-1043-raspi2Ubuntu

Fixed in:4.15.0-1043.46USN-4094-1

linux-image-4.15.0-1047-awsUbuntu

Fixed in:4.15.0-1047.49~16.04.1USN-4118-1

Fixed in:4.15.0-1047.49USN-4118-1

linux-image-4.15.0-1050-oemUbuntu

Fixed in:4.15.0-1050.57USN-4094-1

linux-image-4.15.0-1060-snapdragonUbuntu

Fixed in:4.15.0-1060.66USN-4094-1

linux-image-4.15.0-58-genericUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.15.0-58-generic-lpaeUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.15.0-58-lowlatencyUbuntu

Fixed in:4.15.0-58.64~16.04.1USN-4094-1

Fixed in:4.15.0-58.64USN-4094-1

linux-image-4.4.0-1038-awsUbuntu

Fixed in:4.4.0-1038.41USN-3879-2

linux-image-4.4.0-1040-kvmUbuntu

Fixed in:4.4.0-1040.46USN-3879-1

linux-image-4.4.0-1075-awsUbuntu

Fixed in:4.4.0-1075.85USN-3879-1

linux-image-4.4.0-1103-raspi2Ubuntu

Fixed in:4.4.0-1103.111USN-3879-1

linux-image-4.4.0-1107-snapdragonUbuntu

Fixed in:4.4.0-1107.112USN-3879-1

linux-image-4.4.0-142-genericUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-generic-lpaeUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-lowlatencyUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc-e500mcUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc-smpUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc64-embUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-4.4.0-142-powerpc64-smpUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

Fixed in:4.4.0-142.168USN-3879-1

linux-image-awsUbuntu

Fixed in:4.4.0.1038.38USN-3879-2

Fixed in:4.4.0.1075.77USN-3879-1

Fixed in:4.15.0.1047.46USN-4118-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1047.47USN-4118-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1040.54USN-4094-1

Fixed in:4.15.0.1040.42USN-4094-1

linux-image-genericUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

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

Fixed in:4.15.0.58.79USN-4094-1

linux-image-generic-lpae-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-gkeUbuntu

Fixed in:4.15.0.1040.54USN-4094-1

Fixed in:4.15.0.1040.43USN-4094-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1040.43USN-4094-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1040.39USN-3879-1

Fixed in:4.15.0.1042.42USN-4094-1

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.58.60USN-4094-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-oemUbuntu

Fixed in:4.15.0.58.79USN-4094-1

Fixed in:4.15.0.1050.54USN-4094-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1021.15USN-4094-1

Fixed in:4.15.0.1021.24USN-4094-1

linux-image-powerpc-e500mcUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc-e500mc-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc-smpUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc-smp-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc64-embUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc64-emb-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-powerpc64-smpUbuntu

Fixed in:4.4.0.142.148USN-3879-1

linux-image-powerpc64-smp-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1103.103USN-3879-1

Fixed in:4.15.0.1043.41USN-4094-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1107.99USN-3879-1

Fixed in:4.15.0.1060.63USN-4094-1

linux-image-virtualUbuntu

Fixed in:4.15.0.58.60USN-4094-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.58.79USN-4094-1

linux-kvmUbuntu

Fixed in:4.4.0-1040.46USN-3879-1

Fixed in:4.15.0-1042.42USN-4094-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-142.168~14.04.1USN-3879-2

linux-oemUbuntu

Fixed in:4.15.0-1050.57USN-4094-1

linux-oracleUbuntu

Fixed in:4.15.0-1021.23~16.04.1USN-4094-1

Fixed in:4.15.0-1021.23USN-4094-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1103.111USN-3879-1

Fixed in:4.15.0-1043.46USN-4094-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1107.112USN-3879-1

Fixed in:4.15.0-1060.66USN-4094-1

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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.59%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Patch3

Third-Party Advisory9

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	Fix

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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.