SB2019091179 - Fedora EPEL 7 update for bird2 



SB2019091179 - Fedora EPEL 7 update for bird2

Published: September 11, 2019 Updated: April 25, 2025

Security Bulletin ID SB2019091179
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) Stack-based buffer overflow (CVE-ID: CVE-2019-16159)

The vulnerability allows a remote attacker to execute arbitrary code on the target system or perform denial of service attack.

The vulnerability exists due to a boundary error when checking validity of BGP administrative shutdown communication messages. A remote unauthenticated attacker can send a specially crafted administrative shutdown communication message, trigger a four-byte stack-based buffer overflow and perform denial of service attack or execute arbitrary code on the target system.


Remediation

Install update from vendor's website.