OESA-2025-1436 python-waitress security update

Waitress is meant to be a production-quality pure-Python WSGI server with very acceptable performance. It has no dependencies except ones which live in the Python standard library. It runs on CPython on Unix and Windows under Python 2.7+ and Python 3.5+. It is also known to run on PyPy 1.6.0+ on...

Security Bulletin: Vulnerability in Waitress affects IBM Process Mining (CVE-2024-49768)

Summary There is a vulnerability in Waitress that could allow a remote attacker to bypass a protection mechanism and cause a symlink attack. The code is used by IBM Process Mining. This bulletin identifies the security fixes to apply to address the vulnerability. Vulnerability Details...

Security Bulletin: Race Condition in Waitress WSGI Server Can Lead to Resource Exhaustion (Fixed in >= 3.0.1)

Summary Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call getpeername waitress won't correctly clean up the connection leading to the main thread attempting to write to a socket that no...

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

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Uncaught Exception (due to a data race) leads to process termination in Waitress

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HTTP Request Smuggling in waitress

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Linux Distros Unpatched Vulnerability : CVE-2024-49768

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Waitress is a Web Server Gateway Interface server for Python 2 and 3. A remote client may send a request that is exactly recvbytes defaults to 8192 long, follow...

Linux Distros Unpatched Vulnerability : CVE-2024-49769

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before waitress has had the opportunity to call...

Mageia: Security Advisory (MGASA-2025-0053)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

MGASA-2025-0053 Updated python-waitress packages fix security vulnerabilities

Waitress has a request processing race condition in HTTP pipelining with an invalid first request. CVE-2024-49768 Waitress has a denial of service leading to high CPU usage/resource exhaustion. CVE-2024-49769...

Updated python-waitress packages fix security vulnerabilities

Waitress has a request processing race condition in HTTP pipelining with an invalid first request. CVE-2024-49768 Waitress has a denial of service leading to high CPU usage/resource exhaustion. CVE-2024-49769...

Astra Linux – Vulnerability in Waitress

Waitress is a Web Server Gateway Interface server for Python 2 and 3. When a remote client closes the connection before Waitress has had the opportunity to call getpeername, Waitress will not properly clean up the connection. As a result, the main thread attempts to write to a socket that no long...

Astra Linux – Vulnerability in Waitress

Waitress is a Web Server Gateway Interface server for Python 2 and 3. A remote client can send a request that is exactly recvbytes long default: 8192, followed by a secondary request using HTTP pipeling. When request lookahead is disabled default, we do not read any further requests. If the first...

RHSA-2025:1192 Red Hat Security Advisory: Red Hat OpenStack Platform 17.1 (python-waitress) security update

Bulletin has no description...

RHSA-2025:1191 Red Hat Security Advisory: Red Hat OpenStack Platform 17.1 (python-waitress) security update

Bulletin has no description...

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...

Important: Red Hat Security Advisory: Red Hat OpenStack Platform 17.1 (python-waitress) security update

An update for python-waitress is now available for Red Hat OpenStack Platform 17.1 Wallaby. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

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...

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...