heartbleed-dtls

heartbleed-dtls-test POC for CVE-2014-0160 Heartbleed for DTLS. License This code is licensed uder the BSD 3-Clause License file LICENSE, which is 99% identical to Go's license file LICENSE.golang. Given that large parts of this code are copied/inspired by golang's tls code, both license files ar...

zeek-spicy-stun

STUN Session Traversal Utilities for NAT STUN This is a Zeek protocol analyzer that detects STUN based on Spicy. You must install Spicy to use this package. This package will create two logs: stun.log - This log has every STUN message. stunnat.log - This log has NAT detections from mapped...

lab-cve-2020-0610

CVE-2020-0610 BlueGate Lab - Windows RD Gateway UDP/DTLS RCE Nuclei PR: https://github.com/projectdiscovery/nuclei-templates/pull/13076 A comprehensive reproducible laboratory environment for CVE-2020-0610 BlueGate, a critical pre-authentication remote code execution vulnerability in Microsoft...

Security update for openssl-3

This update for openssl-3 fixes the following issues: CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves bsc1280591. CVE-2026-75805: NULL Pointer Dereference in CMP Client...

SUSE-SU-2026:4419-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: - CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. - CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves bsc1280591. - CVE-2026-75805: NULL Pointer Dereference in CMP Client...

Security update for openssl-3-livepatches

This update for openssl-3-livepatches fixes the following issue: CVE-2026-84782: DTLS Retransmits Handshake Messages From a Stale Buffer Offset bsc1280587. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

openssl

OpenSSLプロジェクトへようこそ OpenSSLは、Transport Layer Security（TLS、旧SSL）、Datagram TLS（DTLS）、およびQUICプロトコル向けの堅牢で商用グレード、フル機能のオープンソースツールキットです。 プロトコル実装は、単体でも使用可能なフル強度の汎用暗号ライブラリに基づいています。また、FIPS標準に準拠していることが検証された暗号モジュールも含まれています。 OpenSSLは、Eric A. Young氏とTim J. Hudson氏によって開発されたSSLeayライブラリを起源としています。...

Security update for openssl-3

This update for openssl-3 fixes the following issues: CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves bsc1280591. CVE-2026-75805: NULL Pointer Dereference in CMP Client...

Security update for openssl-3

This update for openssl-3 fixes the following issues: CVE-2026-35189: Excessive Memory Allocation in Relative CRLDP Processing bsc1280589. CVE-2026-54872: Timing Side-Channel in Scalar Multiplication for Non-NIST EC Curves bsc1280591. CVE-2026-75805: NULL Pointer Dereference in CMP Client...

CVE-2026-63566

Memory allocation with excessive size value in the DTLS handshake reassembly DtlsReliableHandshake, DtlsReassembler in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote unauthenticated DTLS peer to cause a denial of service through memory exhaustion via crafted handshake...

EUVD-2026-91217

Memory allocation with excessive size value in the DTLS handshake reassembly DtlsReliableHandshake, DtlsReassembler in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote unauthenticated DTLS peer to cause a denial of service through memory exhaustion via crafted handshake...

CVE-2026-63566 DTLS handshake reassembler allocates buffer from unchecked 24-bit length

Memory allocation with excessive size value in the DTLS handshake reassembly DtlsReliableHandshake, DtlsReassembler in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote unauthenticated DTLS peer to cause a denial of service through memory exhaustion via crafted handshake...

CVE-2026-63566 DTLS handshake reassembler allocates buffer from unchecked 24-bit length

Memory allocation with excessive size value in the DTLS handshake reassembly DtlsReliableHandshake, DtlsReassembler in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote unauthenticated DTLS peer to cause a denial of service through memory exhaustion via crafted handshake...

CVE-2026-63566

The bc-csharp library (versions before 2.7.0 ) by Legion of the Bouncy Castle Inc. is vulnerable to a memory exhaustion denial of service. The flaw exists in the DTLS handshake reassembly (DtlsReliableHandshake , DtlsReassembler ), where the system allocates a reassembly buffer based on a 24-bit ...

tinydtls

CONTENTS This library contains functions and structures that can help constructing a single-threaded UDP server with DTLS support in C99. The following components are available: dtls Basic support for DTLS with pre-shared key mode. tests The subdirectory tests contains test programs that show how...

PT-2026-104104

Memory allocation with excessive size value in the DTLS handshake reassembly DtlsReliableHandshake, DtlsReassembler in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote unauthenticated DTLS peer to cause a denial of service through memory exhaustion via crafted handshake...

deluded-openssl-3.2.0

欢迎使用 OpenSSL 项目 OpenSSL 是一个健壮、商业级、功能齐全的开源工具包， 用于 TLS（原 SSL）、DTLS 和 QUIC（目前仅支持客户端）协议。 协议实现基于一个全强度的通用密码学库，该库也可以独立使用。 此外，还包含一个经验证符合 FIPS 标准的密码学模块。 OpenSSL 源自 Eric A. Young 和 Tim J. Hudson 开发的 SSLeay 库。 OpenSSL 项目的官方网站是 www.openssl.org。 目录 概述 下载 构建与安装 文档 许可证 支持 贡献 法律事项 概述 OpenSSL 工具包包括： libssl 实现了所有...

CVE-2026-20127

CVE-2026-20127 概述 针对 Cisco Catalyst SD-WAN Controller 认证绕过漏洞 CVE-2026-20127 的漏洞利用程序。 该漏洞利用程序针对 vbondprocchallengeackack 处理器。它发送一条伪造的 CHALLENGEACKACK 消息（msgtype=10），其中包含攻击者控制的 verifystatus=1 字节，直接强制服务器在对端条目上设置 authenticated=1。 工作原理 在正常的 DTLS 控制平面握手过程中： 1. 客户端通过 DTLS 使用证书连接 2. 服务器发送...

OpenSSL_DTLS_CVE_2014_0221

OpenSSLDTLSCVE20140221 OpenSSL DTLS CVE-2014-0221 Remote Denial What is DTLS Datagram Transport Layer Security? Datagram Transport Layer Security. Physical layer TCP layer datagram support: TLS UDP layer datagram support: DTLS: Through appropriate modifications of the Handshake process, it handle...

AlmaLinux 9.2 [TuxCare] Security Update: gnutls / gnutls-c++ / gnutls-dane / gnutls-devel / gnutls-utils (ALMALINUX9.2:CLSA-2026:1778762233)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1778762233 advisory. - A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow...