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openSUSE: python-tornado6 Important DoS XSS Threat Advisory 2026:20015

openSUSE: python-tornado6 Important DoS XSS Threat Advisory 2026:20015

Linuxsecurity LinuxSecurity Advisories January 13, 2026

This update for python-tornado6 fixes the following issues: - CVE-2025-67724: unescaped `reason` argument used in HTTP headers and in HTML default error pages can be used by attackers to launch header injection or XSS attacks (bsc#1254903). - CVE-2025-67725: quadratic complexity of string concatenation operations used by the `HTTPHeaders.add` method can lead o DoS when processing a maliciously crafted HTTP request (bsc#1254905). - CVE-2025-67726: quadratic complexity algorithm used in the `_parseparam` function of `httputil.py` can lead to DoS when processing maliciously crafted parameters in a `Content-Disposition` header (bsc#1254904). Patch instructions: To install this openSUSE security update use the suse recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 16.0 zypper in -t patch openSUSE-Leap-16.0-129=1

- openSUSE Leap 16.0: python313-tornado6-6.5-160000.3.1

- openSUSE Leap 16.0:

python313-tornado6-6.5-160000.3.1

* bsc#1254903 * bsc#1254904 * bsc#1254905 References: * * *

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Extracted Entities

Attack Types (1)

Companies (1)

Vulnerabilities (1)