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Package "python-tornado"

Name: python-tornado

Description:

This package is just an umbrella for a group of other packages, it has no description.
Description samples from packages in group:

  • scalable, non-blocking web server and tools - documentation
  • scalable, non-blocking web server and tools - Python 3 package
Latest version: 6.4.2-3ubuntu0.2
Release: questing (25.10)
Level: security
Repository: main

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Other versions of "python-tornado" in Questing

Repository Area Version
base main 6.4.2-3
updates main 6.4.2-3ubuntu0.2

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Changelog

Version: 6.4.2-3ubuntu0.2 2026-01-08 23:08:46 UTC

  python-tornado (6.4.2-3ubuntu0.2) questing-security; urgency=medium

  * SECURITY UPDATE: Cross site scripting in custom HTTP headers.
    - debian/patches/CVE-2025-67724-pre*.patch: Restrict headers to printable
      ASCII characters in tornado/httputil.py.
    - debian/patches/CVE-2025-67724.patch: Add check for "<" and add
      escape.xhtml_escape in status messages in tornado/web.py. Add tests in
      tornado/test/web_test.py.
    - CVE-2025-67724
  * SECURITY UPDATE: Denial of service due to malicious HTTP requests with
    repeated header names.
    - debian/patches/CVE-2025-67725.patch: Replace self._dict with
      self._combined_cache in tornado/httputil.py. Add tests in
      tornado/test/httputil_test.py.
    - debian/patches/CVE-2025-67725-post1.patch: Fix in-operator being case
      sensitive due to last patch changes in tornado/httputil.py. Add tests in
      tornado/test/httputil_test.py.
    - CVE-2025-67725
  * SECURITY UPDATE: Denial of service due to inefficient parsing of HTTP
    header values.
    - debian/patches/CVE-2025-67726.patch: Change _parseparam logic in
      tornado/httputil.py. Add tests in tornado/test/httputil_test.py.
    - CVE-2025-67726

 -- Hlib Korzhynskyy <email address hidden> Tue, 06 Jan 2026 17:06:23 -0330
CVE-2025-67724 Tornado is a Python web framework and asynchronous networking library. In versions 6.5.2 and below, the supplied reason phrase is used unescaped in H
CVE-2025-67725 Tornado is a Python web framework and asynchronous networking library. In versions 6.5.2 and below, a single maliciously crafted HTTP request can blo
CVE-2025-67726 Tornado is a Python web framework and asynchronous networking library. Versions 6.5.2 and below use an inefficient algorithm when parsing parameters


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