Is CVE-2018-19407 in the CISA KEV catalog?

No. CVE-2018-19407 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-19407?

CVE-2018-19407 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2018-19407?

CVE-2018-19407 has an EPSS score of 0.48% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-19407?

Upgrade linux on debian 11 to 4.19.9-1 or later. Fixes are available for 72 affected products.

CVE & CISA-KEV Catalog

CVE-2018-19407

MEDIUM

5.5

CVSS v3

NVD

Description

The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:4.19.9-1CVE-2018-19407

linuxUbuntu

Fixed in:4.4.0-142.168USN-3879-1

Fixed in:4.15.0-44.47USN-3871-1

linux-awsUbuntu

Fixed in:4.4.0-1038.41USN-3879-2

Fixed in:4.4.0-1075.85USN-3879-1

Fixed in:4.15.0-1032.34USN-3871-3

linux-aws-hweUbuntu

Fixed in:4.15.0-1032.34~16.04.1USN-3871-4

linux-azureUbuntu

Fixed in:4.15.0-1037.39~14.04.2USN-3871-5

Fixed in:4.15.0-1037.39~16.04.1USN-3871-5

Fixed in:4.15.0-1037.39USN-3871-5

linux-gcpUbuntu

Fixed in:4.15.0-1027.28~16.04.1USN-3871-4

Fixed in:4.15.0-1027.28USN-3871-3

linux-hweUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

Fixed in:4.18.0-14.15~18.04.1USN-3872-1

linux-image-4.15.0-1027-gcpUbuntu

Fixed in:4.15.0-1027.28~16.04.1USN-3871-4

Fixed in:4.15.0-1027.28USN-3871-3

linux-image-4.15.0-1029-kvmUbuntu

Fixed in:4.15.0-1029.29USN-3871-3

linux-image-4.15.0-1031-raspi2Ubuntu

Fixed in:4.15.0-1031.33USN-3871-3

linux-image-4.15.0-1032-awsUbuntu

Fixed in:4.15.0-1032.34~16.04.1USN-3871-4

Fixed in:4.15.0-1032.34USN-3871-3

linux-image-4.15.0-1033-oemUbuntu

Fixed in:4.15.0-1033.38USN-3871-3

linux-image-4.15.0-1037-azureUbuntu

Fixed in:4.15.0-1037.39~14.04.2USN-3871-5

Fixed in:4.15.0-1037.39~16.04.1USN-3871-5

Fixed in:4.15.0-1037.39USN-3871-5

linux-image-4.15.0-44-genericUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-generic-lpaeUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-lowlatencyUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-44-snapdragonUbuntu

Fixed in:4.15.0-44.47USN-3871-1

linux-image-4.15.0-45-genericUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.15.0-45-generic-lpaeUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.15.0-45-lowlatencyUbuntu

Fixed in:4.15.0-45.48~16.04.1USN-3871-4

linux-image-4.18.0-14-genericUbuntu

Fixed in:4.18.0-14.15~18.04.1USN-3872-1

linux-image-4.18.0-14-generic-lpaeUbuntu

Fixed in:4.18.0-14.15~18.04.1USN-3872-1

linux-image-4.18.0-14-lowlatencyUbuntu

Fixed in:4.18.0-14.15~18.04.1USN-3872-1

linux-image-4.18.0-14-snapdragonUbuntu

Fixed in:4.18.0-14.15~18.04.1USN-3872-1

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:4.15.0.1032.31USN-3871-3

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1032.33USN-3871-4

linux-image-azureUbuntu

Fixed in:4.15.0.1037.24USN-3871-5

Fixed in:4.15.0.1037.42USN-3871-5

Fixed in:4.15.0.1037.37USN-3871-5

linux-image-gcpUbuntu

Fixed in:4.15.0.1027.41USN-3871-4

Fixed in:4.15.0.1027.29USN-3871-3

linux-image-genericUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.44.46USN-3871-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-image-generic-hwe-18.04Ubuntu

Fixed in:4.18.0.14.64USN-3872-1

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.44.46USN-3871-1

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

Fixed in:4.15.0.45.66USN-3871-4

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

Fixed in:4.18.0.14.64USN-3872-1

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:4.15.0.1027.41USN-3871-4

Fixed in:4.15.0.1027.29USN-3871-3

linux-image-kvmUbuntu

Fixed in:4.4.0.1040.39USN-3879-1

Fixed in:4.15.0.1029.29USN-3871-3

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.142.148USN-3879-1

Fixed in:4.15.0.44.46USN-3871-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:4.18.0.14.64USN-3872-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.142.122USN-3879-2

linux-image-oemUbuntu

Fixed in:4.15.0.45.66USN-3871-4

Fixed in:4.15.0.1033.38USN-3871-3

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:4.15.0.1031.29USN-3871-3

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1107.99USN-3879-1

Fixed in:4.15.0.44.46USN-3871-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:4.18.0.14.64USN-3872-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.45.66USN-3871-4

linux-kvmUbuntu

Fixed in:4.4.0-1040.46USN-3879-1

Fixed in:4.15.0-1029.29USN-3871-3

linux-lts-xenialUbuntu

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

linux-oemUbuntu

Fixed in:4.15.0-1033.38USN-3871-3

linux-raspi2Ubuntu

Fixed in:4.4.0-1103.111USN-3879-1

Fixed in:4.15.0-1031.33USN-3871-3

linux-snapdragonUbuntu

Fixed in:4.4.0-1107.112USN-3879-1

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.48%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Patch1

lkml.org

Third-Party Advisory10

Other references1

lists.debian.org

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

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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.