OESA-2025-2185 varnish security update

This is Varnish Cache, a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Varnish Cache is really, really fast. It typically speeds up delivery with a factor of 300 - 1000x,...

ROS-20250905-12

The Netty networking software vulnerability is related to the fact that the application does not properly control the consumption of internal resources when processing HTTP/2 requests. consumption of internal resources when processing HTTP/2 requests. Exploitation of the vulnerability could allow...

Allocation of Resources Without Limits or Throttling (MadeYouReset)

Overview io.undertow:undertow-core is a Java web server based on non-blocking IO. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling MadeYouReset through malformed client requests that trigger repeated server-side stream resets without...

Red Hat Undertow 安全漏洞

Red Hat Undertow is a Java-based embedded web server from Red Hat, Inc. and is the default web server for Wildfly Java Application Server. Red Hat Undertow has a security vulnerability that stems from vulnerability to HTTP/2 DDoS attacks...

Security Bulletin: IBM WebSphere Application Server Liberty, which is bundled with IBM Cloud Pak for Applications, is affected by a denial of service (CVE-2025-36047)

Summary IBM WebSphere Application Server Liberty, which is bundled with IBM Cloud Pak for Applications, is affected by a denial of service with the servlet-3.1, servlet-4.0, servlet-5.0, or servlet-6.0 feature with the HTTP/2 protocol enabled. Vulnerability Details Refer to the security bulletins...

jetty: HTTP/2 (including DNS over HTTPS) contains a design flaw and is vulnerable to "MadeYouReset" DoS attack through HTTP/2 control frames

A flaw was found in Jetty where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

Linux Distros Unpatched Vulnerability : CVE-2022-31780

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Input Validation vulnerability in HTTP/2 frame handling of Apache Traffic Server allows an attacker to smuggle requests. This issue affects Apache...

tomcat: Apache Tomcat denial of service

A denial of service flaw was found in Apache Tomcat. An uncontrolled resource consumption vulnerability, where an HTTP/2 client fails to acknowledge the initial settings frame that reduces the maximum permitted concurrent streams, could result in a denial of service...

tomcat: http/2 "MadeYouReset" DoS attack through HTTP/2 control frames

A flaw was found in Apache Tomcat where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream...

netty: netty-codec-http2: Netty MadeYouReset HTTP/2 DDoS Vulnerability

A flaw was found in Netty where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the "MadeYouReset" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts...

Apache Tomcat 安全漏洞

Apache Tomcat is the United States Apache Apache Foundation of a lightweight Web application server for the implementation of Servlet and JavaServer Page JSP support. Apache Tomcat suffers from a denial of service vulnerability due to a forced reset attack in the HTTP/2 implementation. An attacke...

SUSE CVE-2025-53506

Uncontrolled Resource Consumption vulnerability in Apache Tomcat if an HTTP/2 client did not acknowledge the initial settings frame that reduces the maximum permitted concurrent streams. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1...

undertow: Server identity in https connection is not checked by the undertow client

A flaw was found in undertow. The undertow client is not checking the server identity the server certificate presents in HTTPS connections. This is a compulsory step that should at least be performed by default in HTTPS and in http/2...

NULL pointer dereference on specially crafted HTTP/2 request

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Medium: docker

Issue Overview: In net/http in Go before 1.18.6 and 1.19.x before 1.19.1, attackers can cause a denial of service because an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error. CVE-2022-27664 Affected Packages: docker Note: This advisory is applicable to Amazon...

undertow: client side invocation timeout raised when calling over HTTP2

A flaw was found in Undertow that tripped the client-side invocation timeout with certain calls made over HTTP2. This flaw allows an attacker to carry out denial of service attacks...

Security update for skopeo

This update for skopeo fixes the following issues: CVE-2025-22870: golang.org/x/net/proxy: proxy bypass using IPv6 zone IDs bsc1238685 CVE-2025-27144: gopkg.in/square/go-jose.v2,gopkg.in/go-jose/go-jose.v2,github.com/go-jose/go-jose/v4,github.com/go-jose/go-jose/v3: Go JOSE's Parsing Vulnerable t...

OESA-2025-1275 nodejs security update

Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices...

OESA-2025-1183 etcd security update

%expand: Security Fixes: A malicious HTTP/2 client which rapidly creates requests and immediately resets them can cause excessive server resource consumption. While the total number of requests is bounded by the http2.Server.MaxConcurrentStreams setting, resetting an in-progress request allows th...

bind: bind9: DNS-over-HTTPS implementation suffers from multiple issues under heavy query load

A flaw was found in BIND 9. By flooding a target resolver with HTTP/2 traffic and exploiting this flaw, an attacker could overwhelm the server, causing high CPU and/or memory usage and preventing other clients from establishing DoH connections. This issue could significantly impair the resolver's...