CVE-2024-27316

CVE-2024-27316 affects the mod_http2 component used with Apache httpd; the issue occurs when HTTP/2 headers exceed the configured limit, causing nghttp2 to buffer headers and potentially leading to memory exhaustion if the client continues sending headers. Connected sources identify affected pack...

CVE-2024-27316

HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413 response. If a client does not stop sending headers, this leads to memory exhaustion...

[slackware-security] nghttp2

New nghttp2 packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/nghttp2-1.61.0-i586-1slack15.0.txz: Upgraded. This update fixes security issues: nghttp2 library keeps reading the unbounded number ...

[slackware-security] httpd

New httpd packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/httpd-2.4.59-i586-1slack15.0.txz: Upgraded. This update fixes security issues: HTTP/2 DoS by memory exhaustion on endless continuation...

Security Bulletin: A vulnerability in IBM WebSphere Application Server Liberty affects IBM Storage Scale packaged in IBM Storage Scale System

Summary There is a vulnerability in IBM WebSphere Application Server Liberty, used by IBM Storage Scale System, which could allow a remote attacker to cause a denial of service. CVE-2023-46158, CVE-2023-44487 Vulnerability Details CVEID:CVE-2023-46158 DESCRIPTION: IBM WebSphere Application Server...

CVE-2024-28182

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-27919

Envoy is a cloud-native, open-source edge and service proxy. In versions 1.29.0 and 1.29.1, theEnvoy HTTP/2 protocol stack is vulnerable to the flood of CONTINUATION frames. Envoy's HTTP/2 codec does not reset a request when header map limits have been exceeded. This allows an attacker to send an...

Security Bulletin: IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is vulnerable to a denial of service (CVE-2024-27268)

Summary IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is vulnerable to 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...

Security Bulletin: IBM WebSphere Application Server Liberty, which is bundled with IBM Cloud Pak for Applications, is vulnerable to a denial of service (CVE-2024-27268)

Summary IBM WebSphere Application Server Liberty, which is bundled with IBM Cloud Pak for Applications, is vulnerable to 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 bulleti...

CVE-2024-28182 Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-28182 Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-28182

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-28182

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-28182 Reading unbounded number of HTTP/2 CONTINUATION frames to cause excessive CPU usage

nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. The nghttp2 library prior to version 1.61.0 keeps reading the unbounded number of HTTP/2 CONTINUATION frames even after a stream is reset to keep HPACK context in sync. This causes excessive CPU usage to decode HPACK...

CVE-2024-28182

CVE-2024-28182 affects nghttp2

CVE-2024-27919 HTTP/2: memory exhaustion due to CONTINUATION frame flood

Envoy is a cloud-native, open-source edge and service proxy. In versions 1.29.0 and 1.29.1, theEnvoy HTTP/2 protocol stack is vulnerable to the flood of CONTINUATION frames. Envoy's HTTP/2 codec does not reset a request when header map limits have been exceeded. This allows an attacker to send an...

CVE-2024-27919 HTTP/2: memory exhaustion due to CONTINUATION frame flood

Envoy is a cloud-native, open-source edge and service proxy. In versions 1.29.0 and 1.29.1, theEnvoy HTTP/2 protocol stack is vulnerable to the flood of CONTINUATION frames. Envoy's HTTP/2 codec does not reset a request when header map limits have been exceeded. This allows an attacker to send an...

CVE-2024-27919

Envoy CVE-2024-27919 affects the HTTP/2 stack in versions 1.29.0 and 1.29.1, where unlimited MEMORY growth can be triggered by a flood of CONTINUATION frames, leading to DoS. A fix is available in version 1.29.2; as workarounds, downgrade to 1.28.1 or earlier or disable HTTP/2 for downstream conn...

CVE-2024-27919 HTTP/2: memory exhaustion due to CONTINUATION frame flood

Envoy is a cloud-native, open-source edge and service proxy. In versions 1.29.0 and 1.29.1, theEnvoy HTTP/2 protocol stack is vulnerable to the flood of CONTINUATION frames. Envoy's HTTP/2 codec does not reset a request when header map limits have been exceeded. This allows an attacker to send an...

New HTTP/2 Vulnerability Exposes Web Servers to DoS Attacks

New research has found that the CONTINUATION frame in the HTTP/2 protocol can be exploited to conduct denial-of-service DoS attacks. The technique has been codenamed HTTP/2 CONTINUATION Flood by security researcher Bartek Nowotarski, who reported the issue to the CERT Coordination Center CERT/CC ...