SB2018022810 - Denial of service in Linux Kernel



SB2018022810 - Denial of service in Linux Kernel

Published: February 28, 2018

Security Bulletin ID SB2018022810
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Infinite loop (CVE-ID: CVE-2017-18208)

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

The weakness exists in the madvise_willneed function due to infinite loop. A local attacker can trigger use of MADVISE_WILLNEED for a DAX mapping and cause the service to crash.

Remediation

Install update from vendor's website.