SB2018030109 - Red Hat update for quagga 



SB2018030109 - Red Hat update for quagga

Published: March 1, 2018

Security Bulletin ID SB2018030109
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Double free memory error (CVE-ID: CVE-2018-5379)

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

The weakness exists in the Quagga BGP daemon due to double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A remote attacker can supply specially crafted input, trigger bqpd to crash and execute arbitrary code.

Remediation

Install update from vendor's website.