killasa

killasa CVE-2016-1287（Cisco ASA の不正なIKEフラグメント長）の脆弱性テスト Cisco フラグメンテーションを有効にして IKEv2 SA をネゴシエートし、その後、2つの IKE フラグメントを送信します。そのうちの1つは、1オクテットという不正な長さを持ちます。...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

TencentOS Server 3: libreswan (TSSA-2026:0806)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0806 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

Amazon Linux 2023 : libreswan (ALAS2023-2026-2039)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2039 advisory. An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The function reassemblev2incomingfragments...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

OESA-2026-3073 libreswan security update

Libreswan is an implementation of IKEv1 and IKEv2 for IPsec. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks. Everything passing through the...

OESA-2026-2912 libreswan security update

Libreswan is an implementation of IKEv1 and IKEv2 for IPsec. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks. Everything passing through the...

Linux Distros Unpatched Vulnerability : CVE-2026-12413

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The functi...

DEBIAN-CVE-2026-12413

An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The function reassemblev2incomingfragments would ignore unknown outer payloads but still store these in a fixed size array msgdigest.digestPAYLIMIT...

CVE-2026-12413

An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The function reassemblev2incomingfragments would ignore unknown outer payloads but still store these in a fixed size array msgdigest.digestPAYLIMIT...

Cisco IOS and IOS XE Software Internet Key Exchange Denial of Service Vulnerability

Cisco IOS and IOS XE Software are both operating systems developed by Cisco for its network devices. A security vulnerability exists in the IKE version 2 fragmentation code in Cisco IOS and IOS XE Software due to the program failing to properly handle fragmented IKEv2 packets. A remote attacker...