Moderate: Red Hat Security Advisory: libsoup security update

An update for libsoup 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...

SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service

A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper boundary limit on the output buffer size. While libsoup limits the incoming compressed frame size via...

Important: Red Hat Security Advisory: libsoup3 security update

An update for libsoup3 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

tomcat: Apache Tomcat: WebSocket message smuggling via improper length handling

A flaw was found in Apache Tomcat. This vulnerability, related to improper handling of length parameters, allows for WebSocket message smuggling when the 'per-message-deflate' extension is in use. A remote attacker could exploit this to bypass security controls or inject malicious data into...

tomcat: Apache Tomcat: WebSocket message smuggling via improper length handling

A flaw was found in Apache Tomcat. This vulnerability, related to improper handling of length parameters, allows for WebSocket message smuggling when the 'per-message-deflate' extension is in use. A remote attacker could exploit this to bypass security controls or inject malicious data into...

CVE-2026-18212: Missing Release of Memory after Effective Lifetime

A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution. The issue occurs because the custom DEFLATE compression and decompression helpers fail to release native zlib memory after use. An unauthenticated attacker can exploit...

ALSA-2026:68235 Important: 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. libsoup uses the Glib main loop and is designed to work well with GTK applications...

ALSA-2026:68234 Moderate: libsoup security update

The libsoup packages provide an HTTP client and server library for GNOME. Security Fixes: SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service CVE-2026-15709 libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denia...

RHEL 9 : libsoup (RHSA-2026:68234)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:68234 advisory. The libsoup packages provide an HTTP client and server library for GNOME. Security Fixes: SoupWebsocketExtensionDeflate: libsoup: libsoup:...

Moderate: libsoup security update

The libsoup packages provide an HTTP client and server library for GNOME. Security Fixes: SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service CVE-2026-15709 libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denia...

PT-2026-97300

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.25 Apache Tomcat versions 10.1.0-M1 through 10.1.59 Apache Tomcat versions 9.0.0.M1 through 9.0.121 Apache Tomcat versions 8.5.0 through 8.5.100 Apache Tomcat versions 7.0.56 through 7.0.109...

Fixed in Apache Tomcat 11.0.26

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 4fef25fe. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Fixed in Apache Tomcat 10.1.60

Low: WebSocket message smuggling with per-message-deflate CVE-2026-87022 Improper handling of length parameter allows WebSocket message smuggling when per-message-deflate is used. This was fixed with commit 567a8551. This issue was reported to the Tomcat security team on 7 September 2026. The iss...

Amazon Linux 2023 : libsoup, libsoup-devel (ALAS2023-2026-2160)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2160 advisory. A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper bounda...

Important: libsoup

Issue Overview: A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper boundary limit on the output buffer size. While libsoup limits the incoming compressed...

Amazon Linux 2023 : libsoup3, libsoup3-devel (ALAS2023-2026-2159)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2159 advisory. A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper bounda...

Linux Distros Unpatched Vulnerability : CVE-2026-89716

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - zram: validate deflate params We must validate user-supplied deflate winbits before we pass it to zlibdeflateworkspacesize, which triggers BUGON if winbits valu...

DEBIAN-CVE-2026-89716

In the Linux kernel, the following vulnerability has been resolved: zram: validate deflate params We must validate user-supplied deflate winbits before we pass it to zlibdeflateworkspacesize, which triggers BUGON if winbits value is outside of valid ranges...

CVE-2026-89716

In the Linux kernel, the following vulnerability has been resolved: zram: validate deflate params We must validate user-supplied deflate winbits before we pass it to zlibdeflateworkspacesize, which triggers BUGON if winbits value is outside of valid ranges...

CVE-2026-89716

In the Linux kernel, the following vulnerability has been resolved: zram: validate deflate params We must validate user-supplied deflate winbits before we pass it to zlibdeflateworkspacesize, which triggers BUGON if winbits value is outside of valid ranges...