net-imap: ruby: Net::IMAP: Information disclosure via man-in-the-middle attack bypassing TLS

A flaw was found in the Ruby net-imap library. When upgrading a cleartext IMAP connection to TLS using the Net::IMAPstarttls method, the library improperly handles certain responses received during STARTTLS negotiation. A man-in-the-middle MITM attacker can inject a predicted tagged OK response...

OpenMatter Network Introduces Verifiable Trust Layer for Secure Collaboration and AI Agents

Melbourne, Florida, 30th June 2026, CyberNewswire...

SUSE-SU-2026:2695-1 Security update for nodejs22

This update for nodejs22 fixes the following issues: - CVE-2026-48618: tls: normalize hostname for server identity checks bsc1268593. - CVE-2026-48933: crypto: guard WebCrypto cipher output length bsc1268592. - CVE-2026-48615: lib,test: redact proxy credentials in tunnel errors bsc1268598. -...

SUSE CVE-2026-12245

NSD from version 4.13.0 has a heap use-after-free bug in logging errors on TLS connections, causing a crash of the server process, which can be triggered trivially by sending a DNS query over a DoT connection, and closing the connection without reading the response...

SUSE CVE-2026-13589

A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated...

Linux Distros Unpatched Vulnerability : CVE-2026-55962

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - TLS 1.3 post-handshake authentication PHA issue where a server could accept a client's Finished message without the client having sent a Certificate and...

Linux Distros Unpatched Vulnerability : CVE-2026-11703

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session...

Oracle Linux 9 : nginx:1.24 (ELSA-2026-28212)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-28212 advisory. - Resolves: RHEL-178681 - nginx:1.24/nginx: code execution and denial of service CVE-2026-9256 - Resolves: RHEL-176234 - nginx:1.24/nginx: NGINX: Arbitrary Cod...

Securing the AI Agent: A Unified Framework for Multi-Layer Agent Red Teaming

The fast growth of open-source AI infrastructure, from model serving engines and agent platforms to the Model Context Protocol MCP ecosystem and the language models themselves, has outpaced the security tooling available to defend it. We present AI-Infra-Guard, an open-source framework that...

Linux Distros Unpatched Vulnerability : CVE-2026-55961

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wolfSSLPKCS7verify returning success for a degenerate certs-only PKCS7 object that contains no signer. Such an object has empty signerInfos, so the underlying...

PT-2026-53936

The Zephyr Bluetooth controller ISO Adaptation Layer subsys/bluetooth/controller/ll sw/isoal.c fails to validate the length field of a framed ISO PDU start segment. Per the Bluetooth specification a start segment sc=0 always carries a 3-byte time offset, so its segment-header len must be at least...

ALSA-2026:33514 Important: ruby:2.5 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: ruby/net-imap: ruby: Net::IMAP: IMAP Command Injection via Symbol Arguments CVE-2026-42258 net-imap: ruby: Net::IMAP: Information...

FreeBSD Security Advisory - FreeBSD-SA-26:48.compat32

FreeBSD Security Advisory - The compat32 kevent handler translates a 64-bit kevent struct into a stack- declared 32-bit struct. It did not first zero the stack struct...

Cisco ASA FTD Service Outage

The vulnerability of the Remote Access SSL VPN microprogramming network interface layer software developed by Cisco Adaptive Security Appliance ASA and Cisco Secure Firewall Threat Defense FTD is related to unlimited distribution of resources. Exploiting this vulnerability could allow a malicious...

Important: ruby:3.3 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses CVE-2026-42245 ruby/net-imap: ruby: Net::IMAP: IMAP Comman...

Important: ruby:2.5 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: ruby/net-imap: ruby: Net::IMAP: IMAP Command Injection via Symbol Arguments CVE-2026-42258 net-imap: ruby: Net::IMAP: Information...

Security update for mbedtls-2 (moderate)

openSUSE security update: security update for mbedtls-2 ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21145-1 Rating: moderate References: bsc1230310 bsc1240051 bsc1240052 Cross-References: CVE-2024-45157 CVE-2025-27809 CVE-2025-27810 Affected...

CVE-2026-13590 seladb PcapPlusPlus Modbus Protocol ModbusLayer.h getLength heap-based overflow

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

CVE-2026-13590 seladb PcapPlusPlus Modbus Protocol ModbusLayer.h getLength heap-based overflow

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...

CVE-2026-13590 seladb PcapPlusPlus Modbus Protocol ModbusLayer.h getLength heap-based overflow

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack...