Fedora 41 Issues Critical Update: Python 3.13.7 Fixes Severe SSL Regression and CVE-2025-8194

 

Fedora 41 releases a critical security advisory (FEDORA-2025-62fe746ed0) for Python 3.13.7. This expedited update patches a severe SSL/TLS regression causing connection freezes and fixes CVE-2025-8194, a tarfile parsing vulnerability that could lead to denial-of-service attacks. Learn how to secure your system.

Critical Python SSL Vulnerability Patched in Fedora 41: CVE-2025-8194 Explained

 

Fedora 41 users: A critical Python SSL vulnerability (CVE-2025-8194) causing infinite loops & connection blocks has been patched. Learn about the Python 3.13.7 security update, its impact on Linux security, and how to secure your system with our definitive guide.

Saiba como verificar falhas de Heartbleed em sites usando o NMAP

Aprenda nesse post como fazer para verificar falha de Heartbleed em sites com o uso do NMAP.

How to Set Up a Secure Mail Server with Dovecot & Postfix on Ubuntu

 

Learn how to set up a secure, self-hosted mail server using Postfix & Dovecot on Ubuntu 22.04 LTS. Follow our step-by-step guide with TLS encryption, spam filtering, and IMAP/POP3 support—perfect for businesses & privacy-focused users. Includes Firewall rules, Fail2Ban, and backup strategies.

Critical Security Analysis: Addressing Three curl Vulnerabilities in SUSE Linux Enterprise Servers

 

Comprehensive technical analysis of SUSE Security Update SUSE-SU-2026:0066-1 addressing three curl vulnerabilities: CVE-2025-14524 (bearer token leak), CVE-2025-15079 (host verification bypass), and CVE-2025-14819 (SSL validation flaw). Learn enterprise remediation strategies, risk assessment frameworks, and security posture enhancements for affected SUSE Linux Enterprise Server deployments.

Critical Security Update: Fedora 41 Addresses Python SSL Vulnerability (CVE-2025-8194)

 

 Fedora 41 releases an urgent Python 3.13.7 update to patch a critical CVE-2025-8194 vulnerability causing an infinite loop in tarfile parsing and a severe SSL/TLS regression. Learn the risks, update instructions, and why this maintenance release is essential for enterprise security and system stability.

Manjaro atualiza a sua nova estrutura e adota o certificado SSL "Let's Encrypt"

Atualização importante de segurança do openSUSE para o apache-commons-httpclient, aviso openSUSE: 2020: 1873-1

 

Confira !

Urgent Critical Security Patch Issued for SUSE Linux Azure Integration (SUSE-SU-2025:03169-1)

 

Critical SUSE Linux security patch for Azure region service clients. Learn about the high-risk vulnerabilities patched in versions 12 SP1-SP5, the updated SSL certificates for SLE 16 compatibility, and immediate mitigation steps to secure your enterprise cloud infrastructure.

Critical Security Patch: Fedora 42 Resolves mod_md Vulnerability (CVE-2025-55753)

 

Critical Fedora 42 security update resolves CVE-2025-55753 in Apache mod_md module, fixing ACME protocol retry vulnerabilities. Learn about this essential patch, its impact on web server security, and how to secure your Linux system's SSL/TLS automation. Detailed guide for sysadmins and DevOps.

Critical Update: Debian DLA-4485-1 Overhauls Trusted CA Certificate Store

 

Stay ahead of critical PKI infrastructure changes. This in-depth analysis of Debian DLA-4485-1 details the crucial update to the ca-certificates package, explaining why removing untrusted root CAs is vital for your server's security, maintaining HTTPS compliance, and preventing man-in-the-middle attacks. Essential reading for SysAdmins and security professionals.

Urgent Critical Security Update for SUSE Linux: Patching regionServiceClientConfigEC2 Vulnerabilities

 

Critical SUSE Linux security patch SU-2025:03170-1 addresses SSL certificate vulnerabilities & SLE 16 dependencies. Learn patch instructions for SUSE Enterprise Server, HPC, & SAP systems to prevent potential security exploits. Updated September 2025.

Critical GnuTLS Vulnerability Patched in Debian: Understanding DSA-6140-1 and CVE-2025-14831

 

Discover the critical security update for Debian's gnutls28 library addressing CVE-2025-14831. This comprehensive guide explains the denial of service vulnerability, its impact on TLS/SSL protocols, and provides step-by-step upgrade commands to secure your Linux system against potential exploits and ensure cryptographic integrity.

Critical Fedora 43 OpenSSL Security Update: Patch 13 Vulnerabilities Now

 

Urgent Fedora 43 OpenSSL update patches 13 critical CVEs including CVE-2025-15467, CVE-2025-69418, and CVE-2026-22796. Step-by-step guide for secure system patching, vulnerability impact analysis, and Linux server hardening for optimal enterprise security.

Critical SUSE OpenSSL 1.1 Security Patch: Mitigating 7 Vulnerabilities in Enterprise Linux

 

 Comprehensive guide to the SUSE OpenSSL 1.1 security update 2026-0331-1 addressing 7 vulnerabilities including ASN.1 parsing flaws and memory corruption issues affecting SUSE Linux Enterprise 15 SP7 systems. Learn implementation procedures, risk assessment, and enterprise security implications with detailed CVE analysis and patch deployment strategies for system administrators and security teams.

Atualização moderada de segurança do openSUSE para o hylafax +, aviso openSUSE: 2020: 0958-1

Confira !!

O Wget 2.2.1 vem com novas opções, proxies para portas não padrão, melhor código SSL

 

O GNU Wget2 2.1 foi lançado como uma atualização significativa em relação à versão anterior, trazendo várias melhorias e novos recursos para esta ferramenta de código aberto de download. Aqui estão algumas das principais adições e melhorias na versão 2.1:

Nmap Security Scanner 7.30 Adiciona 12 Novos IPv6 OS Impressões digitais, 7 Scripts NSE.

Já disponível para GNU / Linux, Mac OS X e Windows

O novo serviço open source da Mozilla verifica a segurança de sites.

Um novo serviço da Mozilla faz a verificação de sites.

O Sistema Operacional GoboLinux 016.01 melhora o suporte UEFI e Introduz o CryptSetup.

Esta versão permite o suporte para processadores Core2.