Operations

FreeBSD 13 — openoffice — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — openoffice — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — arbitrary command execution vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 CVE-2007-2834 Upstream summary: iDefense reports: Remote exploitation of multiple integer overflow vulnerabilities within OpenOffice, as included in various vendors' operating […]

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

openSUSE Tumbleweed — python36-jupyter-server — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2020-26232 Upstream summary: Jupyter Server before version 1.0.6 has an Open redirect vulnerability. A maliciously crafted link to a jupyter server could redirect the browser […]

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Ubuntu 16.04 — sympa — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — sympa — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 July 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4442-2 Related CVEs: CVE-2018-1000550 CVE-2018-1000671 CVE-2020-10936 Upstream summary: USN-4442-1 fixed vulnerabilities in Sympa. This update provides the corresponding updates for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. […]

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How to Configure BitLocker Drive Encryption on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure BitLocker Drive Encryption on Windows Server 2016

How to Set Up Windows Server 2016 BitLocker Drive Encryption BitLocker Drive Encryption is a built-in Windows Server 2016 feature that provides full-volume encryption to protect data at rest. When enabled, BitLocker encrypts the entire volume, preventing unauthorized access to data if drives are physically removed or a server is stolen. This guide covers enabling […]

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Oracle Linux 8 — cyrus-imapd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — cyrus-imapd — vulnerability — patch and remediation guide (ELSA-2021-3492)

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3492 Related CVEs: CVE-2021-33582 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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SLES 12 — xmlbeans — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — xmlbeans — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2021 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3875-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-23926 Upstream summary: The XML parsers used by XMLBeans up to version 2.6.0 did not set the properties needed to protect the user from malicious […]

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openSUSE Tumbleweed — libtcmu2 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libtcmu2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0060-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-28374 Upstream summary: In drivers/target/target_core_xcopy.c in the Linux kernel before 5.10.7, insufficient identifier checking in the LIO SCSI target code can be used by remote […]

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FreeBSD 13 — percona-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — percona-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — multiple vulnerabilities Related CVEs: CVE-2012-4414 CVE-2012-5611 CVE-2012-5612 CVE-2012-5615 CVE-2012-5627 CVE-2015-3194 CVE-2016-0639 CVE-2016-0640  +12 more Upstream summary: Oracle reports reports: Critical Patch Update contains 31 new security fixes for […]

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How to Install Maven and Gradle on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Maven and Gradle on RHEL 8

Maven and Gradle are the two dominant build tools in the Java ecosystem, and knowing how to use both gives you flexibility across different project types and team conventions. Maven provides a well-defined project structure and a massive central repository of dependencies, while Gradle offers a Groovy or Kotlin DSL with faster incremental builds and […]

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Oracle Linux 8 — edk2 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — edk2 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4805)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4805 Related CVEs: CVE-2019-14559 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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