Package Management

Oracle Linux 8 — nss — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nss — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 2 July 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4903 Related CVEs: CVE-2021-43527 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 Configure Alertmanager on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Alertmanager on Debian 11

Introduction Deploying configure alertmanager on debian 11 on a Debian 11 Bullseye 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 you begin, ensure […]

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FreeBSD 13 — py39-Flask-Cors — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-Flask-Cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Flask-Cors — directory traversal vulnerability Related CVEs: CVE-2020-25032 Upstream summary: praetorian-colby-morgan reports: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal […]

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FreeBSD 13 — file-roller — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — file-roller — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: file-roller — path traversal vulnerability Related CVEs: CVE-2016-7162 Upstream summary: reports: File Roller 3.5.4 through 3.20.2 was affected by a path traversal bug that could result in deleted files if […]

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FreeBSD 13 — freeciv-nox — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — freeciv-nox — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: freeciv — Denial of Service Vulnerabilities Related CVEs: CVE-2006-0047 CVE-2006-3913 Upstream summary: Secunia reports: Luigi Auriemma has reported a vulnerability in Freeciv, which can be exploited by malicious people to […]

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AlmaLinux 8 — spice-qxl-xddm — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — spice-qxl-xddm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:1732 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — system-config-printer — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — system-config-printer — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4405 Upstream summary: The cupshelpers scripts in system-config-printer in Ubuntu 11.04 and 11.10, as used by the automatic printer driver download service, uses an "insecure connection" for queries […]

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

Debian 11 — conky — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-3616 Upstream summary: The getSkillname function in the eve module in Conky 1.8.1 and earlier allows local users to overwrite arbitrary files via a symlink attack on /tmp/.cesf. […]

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FreeBSD 13 — mariadb-server — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mariadb-server — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 July 2022 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-2015-4792 CVE-2015-4802 CVE-2015-4807  +8 more Upstream summary: Oracle reports: Critical Patch Update: MySQL Server, version(s) 5.5.45 and prior, 5.6.26 […]

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FreeBSD 13 — openjpeg — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — openjpeg — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 July 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: OpenJPEG — integer overflow Related CVEs: CVE-2012-3358 CVE-2012-3535 CVE-2013-1447 CVE-2013-4289 CVE-2013-4290 CVE-2013-6045 CVE-2013-6052 CVE-2013-6053  +9 more Upstream summary: NVD reports: In OpenJPEG 2.3.0, there is an integer overflow vulnerability in […]

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