SB2025082987 - SUSE update for tomcat
Published: August 29, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Resource exhaustion (CVE-ID: CVE-2025-48989)
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 send specially crafted HTTP request to the web server and consume all available memory resources, leading to a denial of service.
Note, this vulnerability is known as HTTP/2 Made You Reset Attack.
2) Improper Protection of Alternate Path (CVE-ID: CVE-2025-49125)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper access restrictions when using PreResources or PostResources mounted other than at the root of the web application. A remote attacker can bypass configured security rules using a alternate path and gain unauthorized access to the application.
3) Input validation error (CVE-ID: CVE-2025-52434)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when handling HTTP/2 requests with APR/Native. A remote attacker can send specially crafted HTTP requests to the server and perform a denial of service (DoS) attack.
4) Resource management error (CVE-ID: CVE-2025-52520)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to overflow in file upload limit. A remote attacker can send specially crafted requests to the server and perform a denial of service (DoS) attack.
5) Resource exhaustion (CVE-ID: CVE-2025-53506)
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 excessive HTTP/2 streams. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.