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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-12559 CVE-2018-12560 CVE-2018-12561 CVE-2018-12562 Upstream summary: An issue was discovered in the cantata-mounter D-Bus service in Cantata through 2.3.1. The mount target path check in mounter.cpp `mpOk()` is […]

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Debian 11 — libsdl2-image — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libsdl2-image — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-12122 CVE-2017-14440 CVE-2017-14441 CVE-2017-14442 CVE-2017-14448 CVE-2017-14449 CVE-2017-14450 CVE-2017-2887  +12 more Upstream summary: An exploitable code execution vulnerability exists in the ILBM image rendering functionality of SDL2_image-2.0.2. A specially […]

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Ubuntu 18.04 — libzstd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libzstd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4760-1 Related CVEs: CVE-2021-24031 CVE-2021-24032 CVE-2019-11922 Upstream summary: It was discovered that libzstd incorrectly handled file permissions. A local attacker could possibly use this issue to access certain files, contrary […]

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openSUSE Tumbleweed — python36-Django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-Django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2021-35042 CVE-2018-6188 CVE-2020-24583 CVE-2020-24584 CVE-2020-7471 CVE-2020-9402 CVE-2021-33571 CVE-2016-7401  +12 more Upstream summary: Django 3.1.x before 3.1.13 and 3.2.x before 3.2.5 allows QuerySet.order_by SQL injection if […]

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SLES 12 — perl-HTTP-Daemon — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — perl-HTTP-Daemon — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2872-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-31081 Upstream summary: HTTP::Daemon is a simple http server class written in perl. Versions prior to 6.15 are subject to a vulnerability which could potentially […]

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Oracle Linux 8 — qt5-qtsvg — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — qt5-qtsvg — vulnerability — patch and remediation guide (ELSA-2022-1920)

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1920 Related CVEs: CVE-2021-45930 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 Install Nomad Workload Orchestrator on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Nomad Workload Orchestrator on Debian 11

Introduction How to Install Nomad Workload Orchestrator on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. […]

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Oracle Linux 8 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — security and stability fixes — required update (ELSA-2019-1167)

🟠 High   ⏱ 15–60 min  Last verified: 15 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1167 Related CVEs: CVE-2018-12126 CVE-2018-12130 CVE-2018-12127 CVE-2019-11091 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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How to Configure SELinux Targeted Policy on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure SELinux Targeted Policy on CentOS Stream 9

Introduction Setting up configure selinux targeted policy on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure SELinux Targeted Policy on CentOS Stream 9, with all the commands you need, the SELinux and firewalld considerations to […]

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