PQC-Enhanced QKD Networks: A Layered Approach

We present a layered and modular network architecture that combines Quantum Key Distribution QKD and Post-Quantum Cryptography PQC to provide scalable end-to-end security across long distance multi-hop, trusted-node quantum networks. To ensure interoperability and efficient practical deployment,...

Security Bulletin: There is a vulnerability in cryptography-46.0.3-cp311-abi3-manylinux_2_34_x86_64.whl used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-26007)

Summary There is a vulnerability in cryptography-46.0.3-cp311-abi3-manylinux234x8664.whl used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2026-26007 DESCRIPTION: cryptography is a package designed to expose cryptographic primitives and recipes...

EUVD-2026-18849

OpenClaw before 2026.4.2 reuses the PKCE verifier as the OAuth state parameter in the Gemini OAuth flow, exposing it through the redirect URL. Attackers who capture the redirect URL can obtain both the authorization code and PKCE verifier, defeating PKCE protection and enabling token redemption...

CLSA-2026-1775220882 openssh: Fix of CVE-2026-3497

CVE-2026-3497: terminate GSSAPI key exchange on protocol errors using sshpacketdisconnect instead of sshpktdisconnect downstream gsskex patch...

Oracle Linux 10 : openssh (ELSA-2026-6463)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-6463 advisory. 9.9p1-13.0.1 - Upstream references found with /usr/bin/ssh Orabug: 37824421 9.9p1-13 - CVE-2026-3497: Fix information disclosure or denial of service due to...

Oracle Linux 8 : openssh (ELSA-2026-6461)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-6461 advisory. 8.0p1-28.0.1 - Update upstream references Orabug: 36587718 8.0p1-28 - CVE-2026-3497: Fix information disclosure or denial of service due to uninitialized...

Cisco IOS Software IKEv2 DoS (cisco-sa-asa-ftd-ios-dos-kPEpQGGK)

According to its self-reported version, Cisco IOS Software is affected by a vulnerability. - A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial of service DoS...

Cisco IOS XE Software IKEv2 DoS (cisco-sa-asa-ftd-ios-dos-kPEpQGGK)

According to its self-reported version, Cisco IOS XE Software is affected by a vulnerability. - A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a memory leak, resulting in a denial of service...

Cisco Secure Firewall Adaptive Security Appliance Software IKEv2 DoS (cisco-sa-asa-ftd-ios-dos-kPEpQGGK)

According to its self-reported version, Cisco Adaptive Security Appliance ASA Software is affected by a vulnerability. - A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software could allow an unauthenticated, remote...

Cisco Secure Firewall Threat Defense Software IKEv2 DoS (cisco-sa-asa-ftd-ios-dos-kPEpQGGK)

According to its self-reported version, Cisco Firepower Threat Defense Software is affected by a vulnerability. - A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

openssh security update

8.0p1-28.0.1 - Update upstream references Orabug: 36587718 8.0p1-28 - CVE-2026-3497: Fix information disclosure or denial of service due to uninitialized variables in gssapi-keyex Resolves: RHEL-155814...

Low: openssl

Issue Overview: Issue summary: An OpenSSL TLS 1.3 server may fail to negotiate the expected preferred key exchange group when its key exchange group configuration includes the default by using the 'DEFAULT' keyword. Impact summary: A less preferred key exchange may be used even when a more...

Amazon Linux 2023 : openssl, openssl-devel, openssl-fips-provider-latest (ALAS2023-2026-1522)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1522 advisory. Issue summary: An OpenSSL TLS 1.3 server may fail to negotiate the expected preferred key exchange group when its key exchange group configuration includes the default by using the 'DEFAULT' keyword...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature while doing key agreement with PSAALGFFDH. An attacker can influence the shared secret to a small, predictable set of values by sending crafted public keys during key exchange. Remediatio...

The vulnerability of the Internet Key Exchange Version 2 (IKEv2) function in Cisco IOS operating systems, as well as in the Cisco Adaptive Security Appliance (ASA) and Cisco Firepower Threat Defense (FTD) network devices, allows attackers to induce service interruptions.

The vulnerability of the Internet Key Exchange Version 2 IKEv2 function in Cisco IOS operating systems, as well as in the Cisco Adaptive Security Appliance ASA and Cisco Firepower Threat Defense FTD devices, is related to a memory leak error during the processing of incoming IKEv2 packets...

CVE-2026-20012

A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance ASA Software, and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

CVE-2026-4395

Heap-based buffer overflow in the KCAPI ECC code path of wceccimportx963ex in wolfSSL wolfcrypt allows a remote attacker to write attacker-controlled data past the bounds of the pubkeyraw buffer via a crafted oversized EC public key point. The WOLFSSLKCAPIECC code path copies the input to...