SB2016020301 - Denial of service in Linux Kernel



SB2016020301 - Denial of service in Linux Kernel

Published: February 3, 2016

Security Bulletin ID SB2016020301
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) Resource exhaustion (CVE-ID: CVE-2016-2550)

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

The weakness exists due to leveraging incorrect tracking of descriptor ownership and sending each descriptor over a UNIX socket before closing it. A local attacker can bypass file-descriptor limits, trigger memory consumption and cause the service to crash.

Remediation

Install update from vendor's website.