Unbounded buffer accumulation in multipart header parsing causes denial of service in cowboy

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CVE-2026-47073

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...

CVE-2026-47073

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...

EUVD-2026-31694

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...

CVE-2026-47073 Unbounded memory consumption in WebSocket client in hackney

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...

CVE-2026-47073

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. The WebSocket client in src/hackneyws.erl imposes no upper bound on memory consumption in three code paths. First, readhandshakeresponse/3 accumulates received bytes into a growing buffer with n...

PT-2026-43070

Name of the Vulnerable Software and Affected Versions hackney versions 2.0.0 through 4.0.0 Description The WebSocket client in src/hackney ws.erl lacks upper bounds on memory consumption across three code paths, allowing for flooding. First, the read handshake response/3 function accumulates...

Security Bulletin: Netty Decompression Decoders Allow Unbounded Buffer Allocation Leading to DoS (Fixed in 4.1.125/4.2.5)

Summary Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In netty-codec-compression versions 4.1.124.Final and below, and netty-codec versions 4.2.4.Final and below, when supplied with specially...

netty-codec: netty-codec-compression: Netty's BrotliDecoder is vulnerable to DoS via zip bomb style attack

A flaw was found in Netty. With specially crafted input, BrotliDecoder and some other decompressing decoders will allocate a large number of reachable byte buffers, which can lead to denial of service...

RockyLinux 9 : redis:7 (RLSA-2025:7429)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:7429 advisory. redis: Redis DoS Vulnerability due to unlimited growth of output buffers abused by unauthenticated client CVE-2025-21605 Tenable has extracted the preceding...

CVE-2025-58057

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In netty-codec-compression versions 4.1.124.Final and below, and netty-codec versions 4.2.4.Final and below, when supplied with specially crafted...

DEBIAN-CVE-2025-58057

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In netty-codec-compression versions 4.1.124.Final and below, and netty-codec versions 4.2.4.Final and below, when supplied with specially crafted...

PT-2021-21143 · Unknown · Grpc Swift

Name of the Vulnerable Software and Affected Versions: gRPC Swift versions 1.1.0 and earlier Description: The issue allows remote attackers to cause uncontrolled resource consumption and deny service due to the allocation of buffers of arbitrary length when parsing messages. This can lead to...