CVE-2026-50161

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

DEBIAN-CVE-2026-50161

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

CVE-2026-50161 libre: Integer overflow in websock_decode() masked frame length check leads to heap buffer overflow

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

EUVD-2026-61137

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

CVE-2026-50161 libre: Integer overflow in websock_decode() masked frame length check leads to heap buffer overflow

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

CVE-2026-50161 libre: Integer overflow in websock_decode() masked frame length check leads to heap buffer overflow

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

CVE-2026-50161

libre (a real-time communications library) contains an integer overflow in websock_decode() (src/websock/websock.c) when validating a masked WebSocket frame using 64-bit extended length encoding. The expression 4 + hdr->len wraps when hdr->len is close to UINT64_MAX, bypassing the mbuf_get_...

CVE-2026-50161

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

Security Bulletin: IBM App Connect Enterprise Certified Container UBI updates

Summary IBM App Connect Enterprise Certified Container ACEcc is built on the Red Hat Universal Base Images. ACEcc operator versions 12.0.26 and 13.4.0 contain fixes to the listed CVEs found in the base images. This bulletin provides patch information to address the reported vulnerabilities...

tomcat: Apache Tomcat: Authenticated WebSocket session persists after HTTP session termination

A flaw was found in Apache Tomcat. This vulnerability, categorized as Insufficient Session Expiration, occurs when an authenticated HTTP session's ID is modified after a WebSocket connection has been established. Under these conditions, the WebSocket session fails to terminate as expected when th...

tomcat: Apache Tomcat: Denial of Service via WebSocket chat example

A flaw was found in Apache Tomcat. This uncontrolled resource consumption vulnerability, located in the WebSocket chat example, allows a remote attacker to cause a Denial of Service DoS by exhausting system resources. This can lead to the affected system becoming unresponsive or crashing...

EUVD-2026-60539

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to validate WebSocket command field types which allows an authenticated user to crash the plugin process and deny service to all Boards users via a customfocalboardSUBSCRIBETEAM message with a non-string teamId...

Fixed in Apache Tomcat 9.0.121

Low: Authenticated WebSocket session survives end of HTTP session CVE-2026-73180 If the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the...

Fixed in Apache Tomcat 11.0.25

Low: Authenticated WebSocket session survives end of HTTP session CVE-2026-73180 If the session ID for an authenticated HTTP session was changed after a WebSocket connection had been established under that authenticated HTTP session, the WebSokcet session would not be closed as required by the...

CVE-2026-50161: Integer Overflow or Wraparound

libre is a generic library for real-time communications with asynchronous input and output support. Prior to 4.8.1, the websockdecode function in src/websock/websock.c contains an integer overflow when validating a masked WebSocket frame that uses the 64-bit extended length encoding. The expressi...

Linux Distros Unpatched Vulnerability : CVE-2026-61666

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.2, WebSocket::Driver.server passes a malformed Host header to URI.parse in...

CVE-2026-10080

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to validate WebSocket command field types which allows an authenticated user to crash the plugin process and deny service to all Boards users via a customfocalboardSUBSCRIBETEAM message with a non-string teamId...

CVE-2026-10080 Boards plugin panics on WebSocket command with non-string field types

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to validate WebSocket command field types which allows an authenticated user to crash the plugin process and deny service to all Boards users via a customfocalboardSUBSCRIBETEAM message with a non-string teamId...

CVE-2026-10080 Boards plugin panics on WebSocket command with non-string field types

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to validate WebSocket command field types which allows an authenticated user to crash the plugin process and deny service to all Boards users via a customfocalboardSUBSCRIBETEAM message with a non-string teamId...

CVE-2026-10080 Boards plugin panics on WebSocket command with non-string field types

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to validate WebSocket command field types which allows an authenticated user to crash the plugin process and deny service to all Boards users via a customfocalboardSUBSCRIBETEAM message with a non-string teamId...