DEBIAN-CVE-2026-85534

A flaw was found in libsoup. When a client sends an HTTP/2 request body from a non-pollable input stream, the library can buffer more data than the current flow-control window later allows. A malicious HTTP/2 server can shrink SETTINGSINITIALWINDOWSIZE while that buffered read is still in progres...

CVE-2026-85534

A flaw in libsoup 's HTTP/2 client can crash the process when a malicious server manipulates flow-control settings. When a client sends a request body from a non-pollable input stream , the library may buffer more data than the current flow-control window allows. A remote HTTP/2 server can then s...

CVE-2026-85534 Libsoup: libsoup: http/2 client crash in on_data_source_read_callback when settings initial_window_size shrinks during deferred body read

A flaw was found in libsoup. When a client sends an HTTP/2 request body from a non-pollable input stream, the library can buffer more data than the current flow-control window later allows. A malicious HTTP/2 server can shrink SETTINGSINITIALWINDOWSIZE while that buffered read is still in progres...

AZL-99915 CVE-2026-85197 affecting package libsoup 3.4.4-16

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

DEBIAN-CVE-2026-85197

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

CVE-2026-85197

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

CVE-2026-85197 Libsoup: libsoup: heap use-after-free in libsoup http/2 client on_data_read() via goaway during body upload

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

CVE-2026-85197 Libsoup: libsoup: heap use-after-free in libsoup http/2 client on_data_read() via goaway during body upload

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

EUVD-2026-70953

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

CVE-2026-85197

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

CVE-2026-85197

libsoup contains a heap use-after-free in its HTTP/2 client implementation, specifically in the on_data_read() function. The vulnerability is triggered when a GNOME application uploads a file over HTTP/2 and a malicious server or MITM attacker sends a GOAWAY frame while the file body is still bei...

CVE-2026-85197

A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client implementation. This occurs when a GNOME application uploads a file using HTTP/2, and the server sends a GOAWAY frame while the file bod...

Linux Distros Unpatched Vulnerability : CVE-2026-85197

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in libsoup. A malicious HTTP/2 server or a Man-in-the-Middle MITM attacker can exploit a heap use-after-free vulnerability in the HTTP/2 client...

EUVD-2020-4906

Malware in sbrugna...

EUVD-2025-21032

Malicious code in bioql PyPI...

CVE-2025-53506 Apache Tomcat: DoS via excessive h2 streams at connection start

Uncontrolled Resource Consumption vulnerability in Apache Tomcat if an HTTP/2 client did not acknowledge the initial settings frame that reduces the maximum permitted concurrent streams. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1...

CVE-2025-53506 Apache Tomcat: DoS via excessive h2 streams at connection start

Uncontrolled Resource Consumption vulnerability in Apache Tomcat if an HTTP/2 client did not acknowledge the initial settings frame that reduces the maximum permitted concurrent streams. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1...

CVE-2025-53506 Apache Tomcat: DoS via excessive h2 streams at connection start

Uncontrolled Resource Consumption vulnerability in Apache Tomcat if an HTTP/2 client did not acknowledge the initial settings frame that reduces the maximum permitted concurrent streams. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1...

CVE-2025-53506

CVE-2025-53506 is an Uncontrolled Resource Consumption vulnerability in Apache Tomcat's HTTP/2 handling: if an HTTP/2 client does not acknowledge the initial settings frame, Tomcat may reduce the maximum permitted concurrent streams, enabling a DoS-like condition. Affected versions span Tomcat 11...

Eclipse Jetty HTTP/2 client can force the server to allocate a humongous byte buffer that may lead to OoM and subsequently the JVM to exit

Original Report In Eclipse Jetty versions 12.0.0 to 12.0.16 included, an HTTP/2 client can specify a very large value for the HTTP/2 settings parameter SETTINGSMAXHEADERLISTSIZE. The Jetty HTTP/2 server does not perform validation on this setting, and tries to allocate a ByteBuffer of the specifi...