SB2018010819 - NULL pointer dereference in irssi (Alpine package)



SB2018010819 - NULL pointer dereference in irssi (Alpine package)

Published: January 8, 2018

Security Bulletin ID SB2018010819
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote 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) NULL pointer dereference (CVE-ID: CVE-2018-5206)

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

The weakness exists due to NULL pointer dereference when the channel topic is set without specifying a sender. A remote attacker can cause the service to crash.

Remediation

Install update from vendor's website.