Linux

Configuração inicial de servidor com o Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Configuração inicial de servidor com o Ubuntu 20.04

Ao criar um servidor do Ubuntu 20.04, deve-se executar alguns passos de configuração importantes como parte da configuração básica. Esses passos aumentarão a segurança e a usabilidade do seu servidor e darão a você uma base sólida para ações subsequentes.

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Debian 11 — openjfx — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — openjfx — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-4901 CVE-2015-4906 CVE-2015-4908 CVE-2015-4916 CVE-2016-3498 CVE-2017-10086 CVE-2017-10114 CVE-2018-2581  +5 more Upstream summary: Unspecified vulnerability in Oracle Java SE 8u60 allows remote attackers to affect confidentiality, integrity, and availability […]

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openSUSE Tumbleweed — python36-oletools — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-oletools — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2021-27058 Upstream summary: Unknown. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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How To Install Linux, Apache, MySQL, PHP (LAMP) stack On CentOS 6 — step-by-step Linux tutorial on Progressive Robot

How To Install Linux, Apache, MySQL, PHP (LAMP) stack On CentOS 6

This tutorial explains how to install Apache, how to install MySQL, how to change the root MySQL password, how to install PHP, and how to see what libraries are available. LAMP stack is a group of open source software used to get web servers up and running. The acronym stands for Linux, Apache ( the web server) , MySQL (the database), and PHP (the language). This tutorial is written for Centos.

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Ubuntu 20.04 — tcmu — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — tcmu — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 October 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4707-1 Related CVEs: CVE-2021-3139 Upstream summary: It was discovered that TCMU lacked a check for transport-layer restrictions, allowing remote attackers to read or write files via directory traversal in an […]

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SLES 15 — kernel-livepatch — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — kernel-livepatch — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 October 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:3210-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-1000405 CVE-2021-4028 CVE-2021-31440 CVE-2018-12904 CVE-2019-5108 CVE-2018-15471 CVE-2019-13272 CVE-2020-13233  +2 more Upstream summary: The Linux Kernel versions 2.6.38 through 4.14 have a problematic use of pmd_mkdirty() […]

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Debian 11 — libpodofo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libpodofo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8981 CVE-2017-5852 CVE-2017-5853 CVE-2017-5854 CVE-2017-5855 CVE-2017-5886 CVE-2017-6840 CVE-2017-6841  +12 more Upstream summary: Heap-based buffer overflow in the PdfParser::ReadXRefSubsection function in base/PdfParser.cpp in PoDoFo allows attackers to have unspecified […]

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Oracle Linux 8 — evolution — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — evolution — security and stability fixes — required update (ELSA-2020-1600)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1600 Related CVEs: CVE-2018-15587 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 11 — ocsinventory-agent — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ocsinventory-agent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0667 Upstream summary: Untrusted search path vulnerability in Agent/Backend.pm in Ocsinventory-Agent before 0.0.9.3, and 1.x before 1.0.1, in OCS Inventory allows local users to gain privileges via a […]

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Debian 11 — initramfs-tools — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — initramfs-tools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4996 Upstream summary: init in initramfs-tools 0.92f allows local users to overwrite arbitrary files via a symlink attack on the /tmp/initramfs.debug temporary file. NOTE: the vendor disputes this […]

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