EUVD-2026-54558

Netty is an asynchronous, event-driven network application framework. Prior to 4.1.136.Final and 4.2.16.Final, the RedisArrayAggregator Redis codec clears retained partial aggregate state when the maxNestedArrayDepth limit is exceeded, but it does not clear the same state when the sibling...

CVE-2026-59898

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.136.Final and 4.2.16.Final, ab attacker can force WebSocket upgrade via the lax V07 or V08 handshaker by sending Sec-WebSocket-Version: 7 and omitting Connection: Upgrade / Upgrade: websocket headers,...

CVE-2026-59919 Netty: HAProxy V1 Protocol CRLF Injection via AF_UNIX Address

Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.136.Final and 4.2.16.Final, Netty's HAProxy encoder HAProxyMessageEncoder writes AFUNIX source and destination socket addresses into the HAProxy V1 text protocol without validating them for CRLF...

CVE-2026-59920 Netty: STOMP CONNECT Frame Header Injection

Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.136.Final and 4.2.16.Final, Netty's STOMP encoder StompSubframeEncoder does not escape or validate header values in CONNECT and CONNECTED frames, so raw newline \n characters in a header value are...

Infinite loop

Overview io.netty:netty-codec is an event-driven asynchronous network application framework. Affected versions of this package are vulnerable to Infinite loop in the Bzip2Decoder handler's run-length encoding state machine. An attacker can cause the event-loop thread to hang indefinitely by...

Infinite loop

Overview Affected versions of this package are vulnerable to Infinite loop in the Bzip2Decoder handler's run-length encoding state machine. An attacker can cause the event-loop thread to hang indefinitely by supplying a specially crafted bzip2 stream that triggers an infinite loop during...

EUVD-2026-47564

Netty: Memory Exhaustion via HTTP/3 Reserved Frame Types...

DEBIAN-CVE-2026-55833

Netty is a network application framework for development of protocol servers and clients. Prior to 4.1.136.Final and 4.2.16.Final, Netty SPDY header decoding continues inflating zlib-compressed header blocks after the raw header parser has exceeded maxHeaderSize and marked the frame truncated in...

PT-2026-62422

Name of the Vulnerable Software and Affected Versions Netty versions prior to 4.2.16.Final Description Netty's Http3FrameCodec buffers incoming data for HTTP/3 reserved frame types up to the wire-specified payload length without limits. The decodeFrame function trusts the payLoadLength variable,...

CVE-2026-55831

Netty CVE-2026-55831 affects the SPDY SETTINGS decoder. Prior to 4.1.136.Final and 4.2.16.Final, the decoder accepts a peer-declared SETTINGS entry count up to the 24-bit frame-length limit and materializes every unique setting ID in DefaultSpdySettingsFrame. A remote SPDY/3.1 peer could send a s...