Systemd Services

FreeBSD 12 — ko-netscape-navigator-linux — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ko-netscape-navigator-linux — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libpng stack-based buffer overflow and other code concerns Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 Upstream summary: Chris Evans has discovered multiple vulnerabilities in libpng, which can be exploited by malicious people […]

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Gentoo Linux — kde-apps/kleopatra — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — kde-apps/kleopatra — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202008-21 Related CVEs: CVE-2020-24972 Upstream summary: Kleopatra did not safely escape command line parameters provided by URLs, which it configures itself to handle. Table of contents Symptom & Impact Environment & Reproduction […]

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FreeBSD 12 — mutt-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mutt-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mutt-devel — failure to check SMTP TLS server certificate Related CVEs: CVE-2011-1429 Upstream summary: Dave B reports on Full Disclosure: It seems that mutt fails to check the validity of […]

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Debian 9 — ppp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — ppp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8597 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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Arch Linux — lib32-libgcrypt — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lib32-libgcrypt — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201709-14 Related CVEs: CVE-2017-0379 Upstream summary: Type: private key recovery. Status: Fixed. Affected: 1.8.0-1. Fixed in: 1.8.1-1. Group: AVG-403. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Ubuntu 18.04 — tmpreaper — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4077-1 Related CVEs: CVE-2019-3461 Upstream summary: It was discovered that tmpreaper incorrectly handled certain mount operations. A local attacker could possibly use this issue to create arbitrary files, leading to […]

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SLES 15 — bzip2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — bzip2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 February 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2010:018 (see also SUSE bugzilla) Related CVEs: CVE-2010-0405 CVE-2019-12900 CVE-2016-3189 Upstream summary: Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows context-dependent attackers to cause a […]

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How to Configure Container Networking with Flannel on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Container Networking with Flannel on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure container networking with flannel on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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How to Configure sudo for Non-Root Users on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure sudo for Non-Root Users on Debian 10

Introduction Deploying configure sudo for non-root users 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 Before […]

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

openSUSE Tumbleweed — mobidict — 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 Related CVEs: CVE-2018-11724 Upstream summary: The mobi_pk1_decrypt function in encryption.c in Libmobi 0.3 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact […]

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