SB2025090949 - SUSE update for netty, netty-tcnative 



SB2025090949 - SUSE update for netty, netty-tcnative

Published: September 9, 2025

Security Bulletin ID SB2025090949
Severity
Medium
Patch available
YES
Number of vulnerabilities 3
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 3 secuirty vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2025-55163)

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 HTTP/2 requests. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


2) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2025-58056)

The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP/1.1 requests. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.


3) Resource exhaustion (CVE-ID: CVE-2025-58057)

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 in BrotliDecoder and some other decompressing decoders. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.