SB202502197122 - Red Hat Enterprise Linux 9 update for bind9.18 

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Main Vulnerability Database SB202502197122

SB202502197122 - Red Hat Enterprise Linux 9 update for bind9.18

Published: February 19, 2025

Security Bulletin ID SB202502197122
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
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 2 secuirty vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2024-11187)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when handling DNS zones with numerous records in the Additional section. A remote attacker can trigger resource exhaustion by sending multiple queries to he affected server and perform a denial of service (DoS) attack.


2) Resource management error (CVE-ID: CVE-2024-12705)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application within the DNS-over-HTTPS feature. A remote attacker can send multiple HTTP/2 requests to the server and perform a denial of service (DoS) attack. The vulnerability affects both authoritative servers and resolvers.


Remediation

Install update from vendor's website.

References