CVE & CISA-KEV Catalog

CVE-2018-5803

MEDIUM

5.5

CVSS v3

Description

In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cause a kernel crash.

CWE-20Improper Input Validation

How to fix

Remediation Available

linuxDebian

Fixed in:4.15.11-1CVE-2018-5803

Fixed in:4.15.11-1CVE-2018-5803

Fixed in:4.15.11-1CVE-2018-5803

Fixed in:4.15.11-1CVE-2018-5803

linuxUbuntu

Fixed in:3.13.0-153.203USN-3698-1

Fixed in:4.4.0-127.153USN-3654-1

linux-awsUbuntu

Fixed in:4.4.0-1022.22USN-3654-2

Fixed in:4.4.0-1060.69USN-3654-1

linux-image-3.13.0-153-genericUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-generic-lpaeUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-lowlatencyUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-powerpc-e500Ubuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-powerpc-e500mcUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-powerpc-smpUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-powerpc64-embUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-3.13.0-153-powerpc64-smpUbuntu

Fixed in:3.13.0-153.203USN-3698-1

linux-image-4.13.0-1031-oemUbuntu

Fixed in:4.13.0-1031.35USN-3697-2

linux-image-4.4.0-1022-awsUbuntu

Fixed in:4.4.0-1022.22USN-3654-2

linux-image-4.4.0-1026-kvmUbuntu

Fixed in:4.4.0-1026.31USN-3654-1

linux-image-4.4.0-1060-awsUbuntu

Fixed in:4.4.0-1060.69USN-3654-1

linux-image-4.4.0-1090-raspi2Ubuntu

Fixed in:4.4.0-1090.98USN-3656-1

linux-image-4.4.0-1093-snapdragonUbuntu

Fixed in:4.4.0-1093.98USN-3656-1

linux-image-4.4.0-127-genericUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-generic-lpaeUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-lowlatencyUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-powerpc-e500mcUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-powerpc-smpUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-powerpc64-embUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-image-4.4.0-127-powerpc64-smpUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

Fixed in:4.4.0-127.153USN-3654-1

linux-kvmUbuntu

Fixed in:4.4.0-1026.31USN-3654-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-127.153~14.04.1USN-3654-2

linux-oemUbuntu

Fixed in:4.13.0-1031.35USN-3697-2

linux-raspi2Ubuntu

Fixed in:4.4.0-1090.98USN-3656-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1093.98USN-3656-1

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

0.55%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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.