MGASA-2026-0409 Updated python-h2 packages fix a security vulnerability

Duplicate Host header facilitate request smuggling. CVE-2026-71554...

Updated python-h2 packages fix a security vulnerability

Duplicate Host header facilitate request smuggling. CVE-2026-71554...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3972-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

Security update for python-h2

This update for python-h2 fixes the following issue: CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE-SU-2026:3970-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

openSUSE 16 Security Update : python-h2 (openSUSE-SU-2026:21693-1)

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:21693-1 advisory. This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, whic...

SUSE-SU-2026:23563-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

OPENSUSE-SU-2026:21693-1 Security update for python-h2

This update for python-h2 fixes the following issue: - CVE-2026-71554: duplicate Host headers are accepted and forwarded to consuming applications, which can lead to request smuggling bsc1274386...

CVE-2026-71554 h2: Duplicate Host header could facilitate request smuggling

h2 is a pure-Python implementation of a HTTP/2 protocol stack. Versions up to and including 4.4.0 accept request header blocks containing more than one Host header, and forward every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request...

SUSE: Security Advisory (SUSE-SU-2026:20187-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

Security update for python-h2 (moderate)

openSUSE security update: security update for python-h2 ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20122-1 Rating: moderate References: bsc1248737 Cross-References: CVE-2025-57804 CVSS scores: CVE-2025-57804 SUSE : 5.3...

OPENSUSE-SU-2026:20122-1 Security update for python-h2

This update for python-h2 fixes the following issues: - CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers bsc1248737...

SUSE-SU-2026:20187-1 Security update for python-h2

This update for python-h2 fixes the following issues: - CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers bsc1248737...

Astra Linux – Vulnerability in python-h2

h2 is a pure-Python implementation of an HTTP/2 protocol stack. Prior to version 4.3.0, there was a vulnerability in HTTP/2 request splitting that allowed attackers to perform request smuggling attacks by injecting CRLF characters into headers. This occurred when servers downgraded HTTP/2 request...

SUSE SLES15 Security Update : python-h2 (SUSE-SU-2025:03273-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2025:03273-1 advisory. - CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers bsc1248737 Tenable has extracted the preceding...

SUSE-SU-2025:03273-1 Security update for python-h2

This update for python-h2 fixes the following issues: - CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers bsc1248737...

openSUSE Security Advisory (SUSE-SU-2025:03199-1)

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...

Medium: python-h2

Issue Overview: h2 is a pure-Python implementation of a HTTP/2 protocol stack. Prior to version 4.3.0, an HTTP/2 request splitting vulnerability allows attackers to perform request smuggling attacks by injecting CRLF characters into headers. This occurs when servers downgrade HTTP/2 requests to...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : python-h2 (SUSE-SU-2025:03199-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2025:03199-1 advisory. - CVE-2025-57804: Fixed HTTP Request Smuggling due to illegal characters in headers bsc1248737 Tenable h...