Package Management

How to Migrate Docker Compose to Podman Quadlet on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Migrate Docker Compose to Podman Quadlet on RHEL 10

Introduction This tutorial demonstrates how to Migrate Docker Compose to Podman Quadlet on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default […]

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FreeBSD 12 — krb5-appl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — krb5-appl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: krb5-appl — telnetd code execution vulnerability Related CVEs: CVE-2011-4862 Upstream summary: The MIT Kerberos Team reports: When an encryption key is supplied via the TELNET protocol, its length is not […]

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FreeBSD 12 — sharutils — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — sharutils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sharutils — unshar insecure temporary file creation Related CVEs: CVE-2005-0990 Upstream summary: An Ubuntu Advisory reports: Joey Hess discovered that "unshar" created temporary files in an insecure manner. This could […]

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

Ubuntu 18.04 — influxdb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5451-1 Related CVEs: CVE-2019-20933 Upstream summary: Ilya Averyanov discovered that an InfluxDB vulnerability allowed attackers to bypass authentication and gain access to any known database user. Table of contents Symptom […]

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

openSUSE Tumbleweed — logwatch — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2011:005 (see also SUSE bugzilla) Related CVEs: CVE-2011-1018 Upstream summary: logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via […]

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How to Set the Hostname and FQDN on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set the Hostname and FQDN on Debian 9

Introduction Deploying set the hostname and fqdn on debian 9 on a Debian 9 Stretch 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 You […]

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openSUSE Tumbleweed — libwmf — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libwmf — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2006:019 (see also SUSE bugzilla) Related CVEs: CVE-2006-3376 CVE-2015-0848 CVE-2015-4588 CVE-2015-4695 CVE-2015-4696 Upstream summary: Integer overflow in player.c in libwmf 0.2.8.4, as used in multiple products including (1) wv, (2) abiword, (3) […]

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FreeBSD 12 — py32-pycrypto — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py32-pycrypto — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pycrypto — PRNG reseed race condition Related CVEs: CVE-2013-1445 Upstream summary: Dwayne Litzenberger reports: In PyCrypto before v2.6.1, the Crypto.Random pseudo-random number generator (PRNG) exhibits a race condition that may […]

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How to Optimize AIX for High-Throughput Workloads on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Optimize AIX for High-Throughput Workloads on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to optimize aix for high-throughput workloads on ibm aix 7.1 […]

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FreeBSD 12 — apache22-event-mpm — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — apache22-event-mpm — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: apache22 — chunk header parsing defect Related CVEs: CVE-2012-0833 CVE-2012-2687 CVE-2012-3499 CVE-2012-4558 CVE-2013-1862 CVE-2013-1896 CVE-2013-5704 CVE-2013-6438  +5 more Upstream summary: Apache Foundation reports: CVE-2015-3183 core: Fix chunk header parsing defect. […]

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