CVE-2025-54500 HTTP/2 Vulnerability

An HTTP/2 implementation flaw allows a denial-of-service DoS that uses malformed HTTP/2 control frames in order to break the max concurrent streams limit HTTP/2 MadeYouReset Attack. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-54500 HTTP/2 Vulnerability

An HTTP/2 implementation flaw allows a denial-of-service DoS that uses malformed HTTP/2 control frames in order to break the max concurrent streams limit HTTP/2 MadeYouReset Attack. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-54500

CVE-2025-54500 describes an HTTP/2 implementation flaw that allows a DoS via malformed HTTP/2 control frames to break the max concurrent streams limit (the MadeYouReset attack). Affected products are F5 BIG-IP and BIG-IP Next families with multiple vulnerable branches; affected versions include B...

CVE-2025-55163 Netty MadeYouReset HTTP/2 DDoS Vulnerability

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.124.Final and 4.2.4.Final, Netty is vulnerable to MadeYouReset DDoS. This is a logical vulnerability in the HTTP/2 protocol, that uses malformed HTTP/2 control frames in order to break the max concurrent...

CVE-2025-8671

A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service DoS. By opening streams and then rapidly triggering the serv...

CVE-2025-8671

A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service DoS. By opening streams and then rapidly triggering the serv...

MadeYouReset: Turning HTTP/2 Server Against Itself

Introduction HTTP/2 was designed for performance- faster multiplexed connections, stream prioritization, and header compression. But these same features have also opened the door for sophisticated denial-of-service attacks. Back in 2023, the HTTP/2 Rapid Reset vulnerability made headlines after...

A Coordinated Response to MadeYouReset HTTP/2 Protocol Attacks

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CVE-2025-8882

Use after free in Aura in Google Chrome prior to 139.0.7258.127 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: Medium...

CVE-2025-8882

Use after free in Aura in Google Chrome prior to 139.0.7258.127 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. Chromium security severity: Medium...

CVE-2025-8901

Out of bounds write in ANGLE in Google Chrome prior to 139.0.7258.127 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. Chromium security severity: High...

CVE-2025-8880

Race in V8 in Google Chrome prior to 139.0.7258.127 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

CVE-2025-8880

Race in V8 in Google Chrome prior to 139.0.7258.127 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

SUSE Linux’s various products have security vulnerabilities

SUSE Linux Enterprise Desktop is an enterprise server version of the Linux desktop operating system from SUSE Germany. A security vulnerability exists in various SUSE Linux products that originates from a stream reset in the HTTP/2 implementation that results in excessive consumption of server...

www/varnish7 -- Denial of Service in HTTP/2

Varnish Development Team reports: A denial of service attack can be performed on Varnish Cache servers that have the HTTP/2 protocol turned on. An attacker can create a large number of streams and immediately reset them without ever reaching the maximum number of concurrent streams allowed for th...

Netty security vulnerabilities

Netty is a non-blocking I/O client-server framework from the Netty community, which is primarily used for developing Java web applications such as protocol servers and clients. A security vulnerability exists in Netty versions prior to 4.1.124.Final and 4.2.4.Final, which stems from a flaw in the...

IBM Cloud Pak System Arbitrary HTML Execution

The vulnerability of the software for cloud backup and data recovery solutions from IBM Cloud Pak System relates to the lack of measures taken to protect the website structure. Exploiting this vulnerability could allow a malicious actor to execute arbitrary HTML code remotely...

CVE-2025-45316

A cross-site scripting XSS vulnerability in the TextBlockModule.php component of hortusfox-web v4.4 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the name parameter...

HTTP/2 implementations are vulnerable to "MadeYouReset" DoS attack through HTTP/2 control frames

Overview A vulnerability has been discovered within many HTTP/2 implementations allowing for denial of service DoS attacks through HTTP/2 control frames. This vulnerability is colloquially known as "MadeYouReset" and is tracked as CVE-2025-8671. Some vendors have assigned a specific CVE to their...

SUSE SLED15: libpython3_13-1_0 / python313 / python313-base / python313-curses / etc (SUSE-SU-2025:02767-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:02767-1 advisory. - CVE-2025-8194: Fixed denial of service caused by tar archives with negative offsets bsc1247249. -...