No Go, um build tag, ou uma restrição de compilação, é um identificador adicionado a um pedaço de código que determina quando o arquivo deve ser incluído em um pacote durante o processo de build. Isso permite que você compile diferentes versões de seu aplicativo em Go a…
SSH, o shell seguro, es un protocolo cifrado que se usa para administrar servidores y comunicarse con ellos. Al trabajar con un servidor de Ubuntu, es probable que pase la mayor parte de su tiempo en una sesión de terminal conectada a su servidor a través de SSH. En esta…
🟠 High ⏱ 15–60 min Last verified: 25 August 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-1000852 CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 CVE-2019-17177 +12 more Upstream summary: FreeRDP FreeRDP 2.0.0-rc3 released version before commit 205c612820dac644d665b5bb1cdf437dc5ca01e3 contains a Other/Unknown vulnerability in channels/drdynvc/client/drdynvc_main.c, drdynvc_process_capability_request that […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2022:2014 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
How to Configure MySQL Primary-Replica Replication on RHEL 7 MySQL replication allows data written to one server (the primary, formerly called master) to be automatically copied to one or more other servers (replicas, formerly called slaves). This is one of the most widely deployed MySQL high-availability techniques: it provides read-scale-out by offloading SELECT queries to […]
Learn how to create and execute Ansible playbooks to automate your server infrastructure setup. See how to leverage important Ansible features to create clean and flexible automation for your servers.
🟡 Medium ⏱ 15–45 min Last verified: 24 August 2021 Affected versions: IBM AIX 7.1 Affected: 7.1, 7.2 📖 ~4 min read • Source: NVD CVE-2021-29860, IBM Support Bulletin CVE: CVE-2021-29860 NVD summary: IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the libc.a library […]
🟢 Low ⏱ 5–15 min Last verified: 24 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: fail2ban — possible RCE vulnerability in mailing action using mailutils Related CVEs: CVE-2021-32749 Upstream summary: Jakub Żoczek reports: Command mail from mailutils package used in mail actions like mail-whois can […]
🟡 Medium ⏱ 10–30 min Last verified: 24 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-7519 Related CVEs: CVE-2022-30635 CVE-2022-30632 CVE-2022-30633 CVE-2022-21673 CVE-2021-23648 CVE-2022-30630 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
🟢 Low ⏱ 5–15 min Last verified: 24 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: py-cryptography — vulnerable HKDF key generation Related CVEs: CVE-2016-9243 Upstream summary: Alex Gaynor reports: Fixed a bug where “HKDF“ would return an empty byte-string if used with a “length“ less […]
