tomcat: Apache Tomcat denial of service

A denial of service flaw was found in Apache Tomcat. A race condition during connection closure could trigger a JVM crash when using the APR/Native connector, leading to a denial of service. This issue was particularly noticeable with client-initiated closures of HTTP/2 connections...

Apache Tomcat 9.0.0-M1 < 9.0.107 Multiple Vulnerabilities

The version of Apache Tomcat installed on the remote host is 9.0.0-M1 prior to 9.0.107, 10.1.0-M1 prior to 10.1.43 or 11.0.0-M1 prior to 11.0.9. It is, therefore, affected by multiple vulnerabilities : - A race condition on connection close could trigger a JVM crash when using the APR/Native...

waitress: python-waitress: request processing race condition in HTTP pipelining with invalid first request

A flaw was found in the Waitress WSGI server for Python. A remote client can send a request that is exactly recvbytes, which defaults to 8192 long, followed by a secondary request using HTTP pipelining. When request lookahead is disabled default, Waitress won't read any more requests, and when th...

waitress: Waitress has a denial of service leading to high CPU usage/resource exhaustion

A flaw was found in the Waitress WSGI server for Python. When a remote client closes the connection before waitress has had the opportunity to call getpeername, waitress will incorrectly clean up the connection, leading to the main thread attempting to write to a socket that no longer exists, and...

SUSE CVE-2021-3659

A NULL pointer dereference flaw was found in the Linux kernel's IEEE 802.15.4 wireless networking subsystem in the way the user closes the LR-WPAN connection. This flaw allows a local user to crash the system. The highest threat from this vulnerability is to system availability...

mod_http2: reset requests exhaust memory (incomplete fix of CVE-2023-44487)

A flaw was found in modhttp2. When a HTTP/2 stream is reset RST frame by a client, there is a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connectio...

DEBIAN-CVE-2024-27983

An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packets with a few HTTP/2 frames inside. It is possible to leave some data in nghttp2 memory after reset when headers with HTTP/2 CONTINUATION frame are sent to the server and then a T...

AZL-39232 CVE-2023-45288 affecting package kata-containers for versions less than 3.2.0.azl2-1

An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, no...

DEBIAN-CVE-2023-45288

An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, no...

EulerOS Virtualization 2.11.1 : httpd (EulerOS-SA-2024-1400)

According to the versions of the httpd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Out-of-bounds Read vulnerability in modmacro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57...

EulerOS 2.0 SP8 : httpd (EulerOS-SA-2024-1273)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Out-of-bounds Read vulnerability in modmacro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57. CVE-2023-31122 - When a...

CVE-2024-26615 net/smc: fix illegal rmb_desc access in SMC-D connection dump

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix illegal rmbdesc access in SMC-D connection dump A crash was found when dumping SMC-D connections. It can be reproduced by following steps: - run nginx/wrk test: smcrun nginx smcrun wrk -t 16 -c 1000 -d -H 'Connection...

CVE-2024-26615 net/smc: fix illegal rmb_desc access in SMC-D connection dump

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix illegal rmbdesc access in SMC-D connection dump A crash was found when dumping SMC-D connections. It can be reproduced by following steps: - run nginx/wrk test: smcrun nginx smcrun wrk -t 16 -c 1000 -d -H 'Connection...

CVE-2024-25679

In PQUIC before 5bde5bb, retention of unused initial encryption keys allows attackers to disrupt a connection with a PSK configuration by sending a CONNECTIONCLOSE frame that is encrypted via the initial key computed. Network traffic sniffing is needed as part of exploitation...

PQUIC Security Vulnerabilities

PQUIC is a framework for PQUIC open source . Enables QUIC clients and servers to dynamically exchange protocol plug-ins, thereby extending the protocol on a per-connection basis. A security vulnerability exists in versions prior to PQUIC 5bde5bb, which stems from the retention of unused initial...

EulerOS 2.0 SP10 : httpd (EulerOS-SA-2024-1085)

According to the versions of the httpd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - Out-of-bounds Read vulnerability in modmacro of Apache HTTP Server.This issue affects Apache HTTP Server: through 2.4.57. CVE-2023-31122 - When a...

mod_http2: reset requests exhaust memory (incomplete fix of CVE-2023-44487)

A flaw was found in modhttp2. When a HTTP/2 stream is reset RST frame by a client, there is a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connectio...

Fedora 37 : mod_http2 (2023-c0c6a91330)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-c0c6a91330 advisory. - New version 2.0.25 - Security update Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that...

ALPINE-CVE-2023-45802

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...

Design/Logic Flaw

When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed immediately. Instead, de-allocation was deferred to connection close. A client could send new requests and resets, keeping the connection busy and open and causing...