chris

How to Install Redis on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Install Redis on SLES 16

Introduction This tutorial covers How to Install Redis on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Install Redis zypper install -y redis Step 2 — Enable […]

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Debian 13 — libposix-2008-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libposix-2008-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-55564 Upstream summary: The POSIX::2008 package before 0.24 for Perl has a potential _execve50c env buffer overflow. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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How to Secure MySQL on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Secure MySQL on SLES 16

Introduction This tutorial covers How to Secure MySQL on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh && […]

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Debian 13 — libjifty-dbi-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libjifty-dbi-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-1933 Upstream summary: SQL injection vulnerability in Jifty::DBI before 0.68. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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NetBSD 9.4 — ruby33 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby33 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-24294 Upstream summary: pkgsrc audit-packages flagged ruby33>=3.3<3.3.0nb1 for vulnerability class 'remote-code-execution'. Reference: https://www.ruby-lang.org/en/news/2024/03/21/rce-rdoc-cve-2024-27281/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Set Up Varnish Cache on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Set Up Varnish Cache on SLES 16

Introduction This tutorial covers How to Set Up Varnish Cache on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper […]

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Debian 13 — impacket — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — impacket — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-31800 Upstream summary: Multiple path traversal vulnerabilities exist in smbserver.py in Impacket through 0.9.22. An attacker that connects to a running smbserver instance can list and write to arbitrary […]

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Windows Server 2019 — KB5068787 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5068787 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5068787 • MSRC update-guide entry Related CVEs: CVE-2025-60716 CVE-2025-60724 CVE-2025-64678 CVE-2025-59505 CVE-2025-59506 CVE-2025-59507 CVE-2025-59508 CVE-2025-59509  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Windows […]

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How to Secure Apache with Let's Encrypt on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Secure Apache with Let’s Encrypt on SLES 16

Introduction This tutorial covers How to Secure Apache with Let’s Encrypt on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: […]

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Debian 13 — slixmpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — slixmpp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-5591 CVE-2019-1000021 CVE-2022-45197 Upstream summary: An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the […]

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