Linux

Debian 10 — neomutt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — neomutt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-14093 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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Ubuntu 18.04 — linux-oem — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-oem — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4660-1 Related CVEs: CVE-2020-14351 CVE-2020-14390 CVE-2020-25211 CVE-2020-25284 CVE-2020-25285 CVE-2020-25641 CVE-2020-25643 CVE-2020-25645  +12 more Upstream summary: It was discovered that a race condition existed in the perf subsystem of the Linux […]

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Ubuntu 16.04 — ark — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ark — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4482-1 Related CVEs: CVE-2020-24654 Upstream summary: Fabian Vogt discovered that Ark incorrectly handled symbolic links in tar archive files. An attacker could use this to construct a malicious tar archive […]

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How to Set Up MongoDB Replica Set on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up MongoDB Replica Set on Debian 10

Introduction Deploying set up mongodb replica set on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

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Alpine Linux edge — mingw-w64-binutils — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — mingw-w64-binutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.36-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mingw-w64-binutils 2.36-r0 Related CVEs: CVE-2020-35448 Upstream summary: Alpine community repository for vedge ships mingw-w64-binutils 2.36-r0 which addresses CVE-2020-35448. Table of contents Symptom & Impact Environment […]

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Alpine Linux edge — geary — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — geary — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.37.91-r0 📖 ~4 min read  •  Source: Alpine secdb entry — geary 3.37.91-r0 Related CVEs: CVE-2020-24661 Upstream summary: Alpine community repository for vedge ships geary 3.37.91-r0 which addresses CVE-2020-24661. Table of contents Symptom & Impact Environment […]

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Ubuntu 18.04 — libpgjava — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libpgjava — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 March 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5238-1 Related CVEs: CVE-2020-13692 Upstream summary: It was discovered that PostgreSQL JDBC Driver incorrectly handled certain requests from external entities. A remote attacker could use this vulnerability to cause a […]

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SLES 12 — suse-sles12sp3-image — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — suse-sles12sp3-image — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 4 March 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:697-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-5021 Upstream summary: Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to […]

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