libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation

A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote, unauthenticated attacker...

Moderate: Red Hat Security Advisory: libsoup security update

An update for libsoup is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation

A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote, unauthenticated attacker...

Moderate: Red Hat Security Advisory: libsoup security update

An update for libsoup is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...

OPENSUSE-SU-2026:11823-1 libsoup-3_0-0-3.6.6-9.1 on GA media

These are all security issues fixed in the libsoup-30-0-3.6.6-9.1 package on the GA media of openSUSE Tumbleweed...

MiracleLinux 9 : libsoup-2.72.0-16.el9_8.3 (AXSA:2026-1872:12)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1872:12 advisory. SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service CVE-2026-15709 libsou...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS / Pro Realtime 24.04 LTS : libsoup vulnerabilities (USN-8780-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS / Pro Realtime 22.04 LTS / Pro Realtime 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8780-1 advisory. It was discovered that libsoup incorrectly...

MiracleLinux 8 : libsoup-2.62.3-15.el8_10 (AXSA:2026-1875:13)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1875:13 advisory. libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation CVE-2026-15711 Tenable has...

USN-8780-1 libsoup2.4, libsoup3 vulnerabilities

It was discovered that libsoup incorrectly handled certain URLs when using an HTTP proxy. A remote attacker could possibly use this issue to inject arbitrary HTTP headers. CVE-2026-1467 It was discovered that libsoup did not remove proxy authentication credentials when following HTTP redirects. A...

Moderate: Red Hat Security Advisory: libsoup security update

An update for libsoup is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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...

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...

libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation

A vulnerability was found in libsoup's WebSocket frame parsing implementation. The library fails to validate length rules specified in RFC 6455 §5.5, which mandates that all WebSocket control frames e.g., PING, PONG, CLOSE contain a payload of 125 bytes or less. A remote, unauthenticated attacker...

RLSA-2026:68266 Moderate: libsoup security update

The libsoup packages provide an HTTP client and server library for GNOME. Security Fixes: libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation CVE-2026-15711 For more details about the security issues, including the impact, a...

libsoup security update

An update is available for libsoup. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libsoup packages provide an HTTP client and server library for GNOME...

libsoup security update

An update is available for libsoup. 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 The libsoup packages provide an HTTP client and server library for GNOME...

RLSA-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...

CVE-2025-4476-Exploit

CVE-2025-4476-Exploit Небольшой тестовый клиент на Python для отправки HTTP GET-запросов с заголовком Authorization: Basic увеличенного размера. Этот инструмент предназначен для лабораторного тестирования и исследований проблем разбора заголовков например, ошибок разыменования нулевого указателя ...

Oracle Linux 8 : libsoup (ELSA-2026-68266)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-68266 advisory. 2.62.3-15 - Backport patch for CVE-2026-15711 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Note that...

Oracle Linux 9 : libsoup (ELSA-2026-68234)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-68234 advisory. - Fix CVE-2026-15711: Reject oversized WebSocket control frames Tenable has extracted the preceding description block directly from the Oracle Linux...

RHEL 9 : libsoup (RHSA-2026:68612)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:68612 advisory. The libsoup packages provide an HTTP client and server library for GNOME. Security Fixes: SoupWebsocketExtensionDeflate: libsoup: libsoup:...