#VU14200 Resource exhaustion in Linux kernel - CVE-2018-5390

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Main Vulnerability Database Vulnerabilities #VU14200

#VU14200 Resource exhaustion in Linux kernel - CVE-2018-5390

Published: August 7, 2018 / Updated: August 7, 2018


Vulnerability identifier: #VU14200
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-5390
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to the system uses an inefficient TCP reassembly algorithm. A remote attacker can send specially crafted packets within ongoing TCP sessions to consume excessive CPU resources and cause the service to crash.

Note: The issue has been called "SegmentSmack".


Remediation

Install update from vendor's website.

External links