bug-free-broccoli

cowlib HPACK/QPACK integer-decoder DoS — reproducible lab with observability The CVE A resource-limitation vulnerability in ninenines cowlib ≥ 2.0.0, 2.19.0 lets an unauthenticated remote HTTP/2 or HTTP/3 peer exhaust memory on the vulnerable server or client and cause a denial of service. The...

Linux Distros Unpatched Vulnerability : CVE-2026-113431

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2...

CVE-2026-113431

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

CVE-2026-113431

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

AZL-113254 CVE-2026-113431 affecting package rabbitmq-server 3.13.7-11

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

EEF-CVE-2026-113431 Unbounded decoded HTTP/2 header-list size in cowlib cow_http2_machine enables HPACK amplification memory exhaustion

Summary Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block...

CVE-2026-113431 Unbounded decoded HTTP/2 header-list size in cowlib cow_http2_machine enables HPACK amplification memory exhaustion

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

CVE-2026-113431 Unbounded decoded HTTP/2 header-list size in cowlib cow_http2_machine enables HPACK amplification memory exhaustion

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

EUVD-2026-118102

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

CVE-2026-113431

The cowlib library (from version 2.7.0 onward) contains an Allocation of Resources Without Limits or Throttling vulnerability (CWE-770) in the cow_http2_machine component. The root cause is that the headers_decode/4 function fails to bound the size of the decoded header list as required by RFC 91...

CVE-2026-113431 Unbounded decoded HTTP/2 header-list size in cowlib cow_http2_machine enables HPACK amplification memory exhaustion

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

CVE-2026-113431: ninenines cowlib: Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote…

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowlib allows an unauthenticated remote peer to exhaust the memory of an HTTP/2 endpoint via HPACK-indexed header fields. cowhttp2machine:headersdecode/4 in src/cowhttp2machine.erl decodes every HEADERS block with...

CVE-2026-67232 RabbitMQ: Web-MQTT decompression bomb

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, The cowboy WebSocket options at line 117 set compress = true, enabling RFC 7692 permessage-deflate negotiation. The handler does not set maxframesize, so cowboy's default of infinity applies...

cowlib: cowlib: Link header smuggling allows out-of-band connections to attacker-controlled origins

A flaw was found in ninenines cowlib. This vulnerability, due to improper encoding or escaping of output, allows an attacker to perform Link header directive smuggling. By manipulating the target URI, 'rel' value, or attribute keys in applications that process Link headers through cowlib, a remot...

CVE-2026-43971

A flaw was found in ninenines cowlib. This vulnerability, due to improper encoding or escaping of output, allows an attacker to perform Link header directive smuggling. By manipulating the target URI, 'rel' value, or attribute keys in applications that process Link headers through cowlib, a remot...

Linux Distros Unpatched Vulnerability : CVE-2026-43971

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in...

cowlib: Cowlib: Denial of Service due to unbounded HPACK/QPACK prefixed-integer decoding

A flaw was found in cowlib, an HTTP parser. An unauthenticated remote attacker could exploit this vulnerability by sending specially crafted HTTP/2 or HTTP/3 frames containing oversized HPACK or QPACK prefixed integers. This unbounded decoding process leads to excessive memory allocation and...

CVE-2026-43971

Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cowlink:link/1. cowlink:dolink/1 in cowlib interpolates the target URI, rel value, and attribute keys directly into the serialized Link: header valu...

DEBIAN-CVE-2026-43971

Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cowlink:link/1. cowlink:dolink/1 in cowlib interpolates the target URI, rel value, and attribute keys directly into the serialized Link: header valu...

AZL-96873 CVE-2026-43971 affecting package rabbitmq-server for versions less than 3.13.7-9

Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cowlink:link/1. cowlink:dolink/1 in cowlib interpolates the target URI, rel value, and attribute keys directly into the serialized Link: header valu...