SB2019031422 - Fedora 30 update for mod_http2



SB2019031422 - Fedora 30 update for mod_http2

Published: March 14, 2019 Updated: April 24, 2025

Security Bulletin ID SB2019031422
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2018-17189)

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

The weakness exists due to an error when handling malicious input. A remote attacker can send a specially crafted request bodies in a slow loris way to plain resources and cause the h2 stream for that request unnecessarily occupied a server thread cleaning up that incoming data. 

Remediation

Install update from vendor's website.