CVE-2018-5803

Medium

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.

Package Linux Kernel
Published 2018-06-12
Last modified 2024-11-21
CVSS version 3.0
Patch available
Awaiting data

CVSS 3.0 score

5.5

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Vector string
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-20

CVE-2018-5803 is a Improper Input Validation vulnerability

What is Improper Input Validation?

The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. Learn more on MITRE CWE

References

26 total
Showing 5 of 26 references View all on NVD

Frequently asked questions

  • What is CVE-2018-5803?

    CVE-2018-5803 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2018-5803 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2018-5803?

    CVE-2018-5803 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H .

  • Is there a patch available for CVE-2018-5803?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2018-5803 patch availability.

  • Is CVE-2018-5803 actively exploited?

    No. CVE-2018-5803 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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