RLSA-2026:54650 Moderate: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 For more details about the security issues,...

nghttp2 security update

An update is available for nghttp2. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list libnghttp2 is a library implementing the Hypertext Transfer Protocol version...

nghttp2 security update

An update is available for nghttp2. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list libnghttp2 is a library implementing the Hypertext Transfer Protocol version ...

RHSA-2026:54662 Red Hat Security Advisory: nghttp2 security update

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RHSA-2026:54650 Red Hat Security Advisory: nghttp2 security update

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UBUNTU-CVE-2026-56853

When a server is configured to support unencrypted HTTP/2, it reads a...

nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests

A flaw in nghttp2's nghttpx proxy allows a remote attacker to perform HTTP request smuggling and cross-client response-queue poisoning. This occurs because the proxy ambiguously forwards HTTP/1.1 Upgrade requests that contain a Content-Length header to reusable keep-alive backend connections...

Moderate: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Moderate: Red Hat Security Advisory: nghttp2 security update

An update for nghttp2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests

A flaw in nghttp2's nghttpx proxy allows a remote attacker to perform HTTP request smuggling and cross-client response-queue poisoning. This occurs because the proxy ambiguously forwards HTTP/1.1 Upgrade requests that contain a Content-Length header to reusable keep-alive backend connections...

RHEL 10 : nghttp2 (RHSA-2026:54650)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:54650 advisory. libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: nghttp2: HTTP...

ALSA-2026:54662 Moderate: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 For more details about the security issues,...

nghttp2 security update

1.68.0-3.2 - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055...

RHEL 9 : nghttp2 (RHSA-2026:54662)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:54662 advisory. libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: nghttp2: HTTP...

nghttp2 security update

1.43.0-6.2 - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055...

[SECURITY] Fedora 43 Update: nghttp2-1.66.0-3.fc43

This package contains the HTTP/2 client, server and proxy programs...

Fedora 43 : nghttp2 (2026-91dd0c29d6)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-91dd0c29d6 advisory. - fix HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 Tenable has extracted the preceding...

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: nghttp2: libnghttp2-1.69.0-5.hum1 aarch64, x8664 libnghttp2-devel-1.69.0-5.hum1 aarch64, x8664 mingw32-libnghttp2-1.69.0-5.hum1 aarch64, x8664 mingw64-libnghttp2-1.69.0-5.hum1 aarch64, x8664...

Photon OS 5.0: Nghttp2 PHSA-2026-5.0-92-0802

An update of the nghttp2 package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-92-0802. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Photon OS 5.0: Nghttp2 PHSA-2026-5.0-91-0802

An update of the nghttp2 package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-91-0802. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...