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Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1775)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1775 Related CVEs: CVE-2020-1695 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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How to Set Up a Flask Application on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up a Flask Application on SLES 12

Introduction This tutorial covers How to Set Up a Flask Application on SLES 12 on SLES 12. SLES 12 (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 12 system is up to date: […]

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Debian 11 — libpar-packer-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libpar-packer-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4114 Upstream summary: The par_mktmpdir function in the PAR::Packer module before 1.012 for Perl creates temporary files in a directory with a predictable name without verifying ownership and […]

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Alpine Linux edge — wpa_supplicant — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — wpa_supplicant — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.9-r5 📖 ~4 min read  •  Source: Alpine secdb entry — wpa_supplicant 2.9-r5 Related CVEs: CVE-2019-16275 CVE-2021-30004 CVE-2021-27803 CVE-2021-0326 CVE-2019-11555 CVE-2019-9494 CVE-2019-9495 CVE-2019-9497  +12 more Upstream summary: Alpine main repository for vedge ships wpa_supplicant 2.9-r5 which […]

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Debian 11 — node-hosted-git-info — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-hosted-git-info — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-23362 Upstream summary: The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The […]

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Debian 11 — mimedefang — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mimedefang — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-14102 Upstream summary: MIMEDefang 2.80 and earlier creates a PID file after dropping privileges to a non-root account, which might allow local users to kill arbitrary processes by […]

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How to Install Nginx on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Install Nginx on SLES 12

Introduction This tutorial covers How to Install Nginx on SLES 12 on SLES 12. SLES 12 (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 Nginx zypper install -y nginx Step 2 — Enable […]

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Debian 11 — t-coffee — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — t-coffee — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8621 Upstream summary: t-coffee before 11.00.8cbe486-2 allows local users to write to ~/.t_coffee globally. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Debian 11 — tdiary — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tdiary — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2411 CVE-2006-6174 CVE-2006-6852 CVE-2010-0726 Upstream summary: Cross-Site Request Forgery (CSRF) vulnerability in tDiary 2.1.1, and tDiary 2.0.1 and earlier, allows remote attackers to conduct actions as another user, […]

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