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FreeBSD 13 — polkit — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — polkit — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: polkit — Local Privilege Escalation Related CVEs: CVE-2015-3218 CVE-2015-3255 CVE-2015-3256 CVE-2015-4625 CVE-2021-3560 CVE-2021-4034 Upstream summary: Qualys reports: We discovered a Local Privilege Escalation (from any user to root) in polkit's […]

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AlmaLinux 8 — xdg-desktop-portal-gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — xdg-desktop-portal-gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:4451 Related CVEs: CVE-2019-8625 CVE-2019-8710 CVE-2019-8720 CVE-2019-8743 CVE-2019-8764 CVE-2019-8766 CVE-2019-8769 CVE-2019-8771  +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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FreeBSD 13 — py38-cairosvg — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py38-cairosvg — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: CairoSVG — Regular Expression Denial of Service vulnerability Upstream summary: CairoSVG security advisories: When processing SVG files, the python package CairoSVG uses two regular expressions which are vulnerable to Regular […]

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openSUSE Tumbleweed — okular — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — okular — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:2727-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1000801 CVE-2020-9359 Upstream summary: okular version 18.08 and earlier contains a Directory Traversal vulnerability in function "unpackDocumentArchive(…)" in "core/document.cpp" that can result in Arbitrary file […]

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FreeBSD 13 — drm-devel-kmod — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — drm-devel-kmod — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: drm graphics drivers — potential information disclusure via local access Related CVEs: CVE-2019-0154 CVE-2019-11112 CVE-2019-14615 Upstream summary: Intel reports: .A potential security vulnerability in Intel(R) Processor Graphics may allow information […]

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How to Configure RAID 10 with mdadm on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure RAID 10 with mdadm on Debian 9

Introduction This guide explains how to Configure RAID 10 with mdadm on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install with […]

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Amazon Linux 2 — xmlgraphics-commons — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — xmlgraphics-commons — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2024-2411 Related CVEs: CVE-2020-11988 Upstream summary: Apache XmlGraphics Commons 2.4 and earlier is vulnerable to server-side request forgery, caused by improper input validation by the XMPParser. By using a specially-crafted […]

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SLES 15 — flac — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — flac — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:3933-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-0487 CVE-2020-22219 CVE-2021-0561 CVE-2020-0499 CVE-2017-6888 Upstream summary: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Notes: none […]

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openSUSE Tumbleweed — bitcoind — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — bitcoind — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:3001-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-17144 CVE-2021-3195 Upstream summary: Bitcoin Core 0.14.x before 0.14.3, 0.15.x before 0.15.2, and 0.16.x before 0.16.3 and Bitcoin Knots 0.14.x through 0.16.x before 0.16.3 allow […]

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

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2021-3497)

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3497 Related CVEs: CVE-2021-38493 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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