golang.org/net/http: Lack of limit when parsing cookies can cause memory exhaustion in net/http

A flaw was found in golang.org/net/http. A remote attacker could exploit this vulnerability by sending a large number of small cookies to an HTTP server. Despite a default 1MB limit on HTTP headers, the number of cookies parsed is unrestricted, leading to excessive memory allocation. This can cau...

AZL-69254 CVE-2025-58186 affecting package golang 1.26.0-1

Despite HTTP headers having a default limit of 1MB, the number of cookies that can be parsed does not have a limit. By sending a lot of very small cookies such as "a=;", an attacker can make an HTTP server allocate a large amount of structs, causing large memory consumption...

SUSE CVE-2025-58186

Despite HTTP headers having a default limit of 1MB, the number of cookies that can be parsed does not have a limit. By sending a lot of very small cookies such as "a=;", an attacker can make an HTTP server allocate a large amount of structs, causing large memory consumption...

Medium: amazon-ssm-agent

Issue Overview: An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed...

Akka HTTP 10.1.14 - Denial of Service

Exploit Title: Akka HTTP Denial of Service via Nested Header Comments Date: 18/4/2022 Exploit Author: cxosmo Vendor Homepage: https://akka.io Software Link: https://github.com/akka/akka-http Version: Akka HTTP 10.1.x 10.1.15 & 10.2.x 10.2.7 Tested on: Akka HTTP 10.2.4, Ubuntu CVE : CVE-2021-42697...