OESA-2026-4044 libsoup security update

libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications. Security Fixes: A flaw was found in libsoup's WebSocket implementation when using the...

OESA-2026-4006 libsoup3 security update

Libsoup is an HTTP library implementation in C. It was originally part of a SOAP Simple Object Access Protocol implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. Security Fixes: A flaw was found in libsoup's WebSocket implementation when using...

OESA-2026-4008 libsoup3 security update

Libsoup is an HTTP library implementation in C. It was originally part of a SOAP Simple Object Access Protocol implementation called Soup, but the SOAP and non-SOAP parts have now been split into separate packages. Security Fixes: A flaw was found in libsoup's WebSocket implementation when using...

CLEANSTART-2026-RR86814 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface

CVE-2026-56853 affects multiple packages. When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface. See references for individual vulnerability details...

openSUSE 16 Security Update : libsoup (openSUSE-SU-2026:21901-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21901-1 advisory. - CVE-2026-85197: heap use-after-free in HTTP/2 client ondataread via GOAWAY during body upload bsc1279238. - CVE-2026-85534: heap buffer overfl...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : curl vulnerabilities (USN-8820-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8820-1 advisory. Eunsoo Kim discovered that curl incorrectly handled SASL negotiation for LDAP authentication ...

USN-8820-1 curl vulnerabilities

Eunsoo Kim discovered that curl incorrectly handled SASL negotiation for LDAP authentication in certain circumstances. A machine-in-the-middle attacker could possibly use this issue to bypass peer validation. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-13608 Stephan...

USN-8820-1: curl vulnerabilities

Eunsoo Kim discovered that curl incorrectly handled SASL negotiation for LDAP authentication in certain circumstances. A machine-in-the-middle attacker could possibly use this issue to bypass peer validation. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. CVE-2026-13608 Stephan...

GHSA-8V8H-HG4W-MVQ2 hpack: Unbounded variable integer decoding can cause run-away computation on malformed input

Impact Users of the python-hyper/hpack library, most commonly used as downstream dependency of the python-hyper/h2 library an HTTP/2 client and server implementation. Unbounded variable integer decoding can cause run-away computation on malformed input leading to On^2 runtime, effectively blockin...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.15.69 security and extras update

Red Hat OpenShift Container Platform release 4.15.69 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.15. Red Hat Product Security has rated this update as having a security impact of...

SUSE CVE-2026-77762

Concurrent Execution using Shared Resource with Improper Synchronization 'Race Condition' vulnerability in Apache Tomcat allows an attacker to inject trailer fields into another HTTP/2 request. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from...

CLEANSTART-2026-QY50458 When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface

Security vulnerability affects the fluent-operator package. When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

net/http: golang: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service

A flaw was found in the net/http component of the Go standard library. When a server is configured to support unencrypted HTTP/2, it reads initial bytes from new connections to detect the HTTP/2 client preface. However, the ReadHeaderTimeout is not correctly applied during this process. This...

Linux Distros Unpatched Vulnerability : CVE-2026-86350

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inconsistent interpretation of HTTP/2 requests 'HTTP Request/Response smuggling' vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293...

Security update for libsoup (important)

openSUSE security update: security update for libsoup ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21901-1 Rating: important References: bsc1279238 bsc1279239 Cross-References: CVE-2026-85197 CVE-2026-85534 CVSS scores: CVE-2026-85197 SUSE : 7.5...

Linux Distros Unpatched Vulnerability : CVE-2026-77762

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Concurrent Execution using Shared Resource with Improper Synchronization 'Race Condition' vulnerability in Apache Tomcat allows an attacker to inject trailer...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: git-lfs (UTSA-2026-124470)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124470 advisory. Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic Tenable has extracted the preceding description block directly from th...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: git-lfs (UTSA-2026-124479)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124479 advisory. When a server is configured to support unencrypted HTTP/2, it reads a few bytes from each new connection to see if they contain the HTTP/2 client preface...

CVE-2026-59980

A flaw was found in hpack, an HTTP/2 Header Encoding for Python. Unbounded variable integer decoding can lead to excessive computation when processing specially crafted, malformed input. A remote attacker could exploit this vulnerability to cause a denial of service by effectively blocking furthe...