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openSUSE Leap 16.0 Python-h2 Moderate HTTP Request Smuggling CVE-2025-57804

opensuse
Calendar Grey February 3, 2026
Dist Opensuse Esm H88
Critical update for openSUSE addressing moderate-level bug fixes and HTTP request smuggling in python-h2. Essential to install.
An update that solves one vulnerability and has one bug fix can now be installed.

Description

This update for python-h2 fixes the following issues:

- CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers (bsc#1248737)

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-16.0-207=1

Topics%20covered

Topics Covered

security advisory moderate bug fix OpenSUSE http spoofing python-h2

Patch

Package List

- openSUSE Leap 16.0:

python313-h2-4.2.0-160000.3.1

References

* bsc#1248737

References:

* https://www.suse.com/security/cve/CVE-2025-57804.html

Announcement ID: openSUSE-SU-2026:20122-1
Rating: moderate
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory moderate bug fix OpenSUSE http spoofing python-h2

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