Operations

How to Set Up IBM Installation Manager on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Set Up IBM Installation Manager on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up ibm installation manager on IBM AIX 7.3 […]

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FreeBSD 13 — py35-diffoscope — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py35-diffoscope — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: diffoscope — arbitrary file write Related CVEs: CVE-2017-0359 Upstream summary: Ximin Luo reports: [v67] introduced a security hole where diffoscope may write to arbitrary locations on disk depending on the […]

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

FreeBSD 13 — lesstif — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xpm — image decoding vulnerabilities Related CVEs: CVE-2004-0687 CVE-2004-0688 Upstream summary: Chris Evans discovered several vulnerabilities in the libXpm image decoder: A stack-based buffer overflow in xpmParseColors An integer overflow […]

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Common Problems 112402

Windows Server 2019 – LSASS high CPU and authentication slowdowns – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 3 August 2022 Affected versions: Windows Server 2019 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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

FreeBSD 13 — mod_jk — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_jk — information disclosure Related CVEs: CVE-2007-0774 CVE-2007-1860 Upstream summary: Kazu Nambo reports: URL decoding the Apache webserver prior to decoding in the Tomcat server could pypass access control rules […]

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AlmaLinux 8 — libffi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libffi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2054 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 — nsd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

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

🟡 Medium   ⏱ 10–30 min  Last verified: 3 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1755 CVE-2016-6173 CVE-2019-13207 CVE-2020-28935 Upstream summary: Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to […]

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openSUSE Tumbleweed — libvirglrenderer1 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libvirglrenderer1 — multiple vulnerabilities (15 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-2022:0479-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-0135 CVE-2019-18389 CVE-2019-18391 CVE-2022-0175 CVE-2016-10214 CVE-2017-5937 CVE-2017-5957 CVE-2019-18388  +7 more Upstream summary: An out-of-bounds write issue was found in the VirGL virtual OpenGL renderer (virglrenderer). […]

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

Debian 11 — latd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0251 Upstream summary: Stack-based buffer overflow in llogincircuit.cc in latd 1.25 through 1.30 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute […]

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How to Install Go 1.21 on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Go 1.21 on Debian 11

Introduction This guide explains how to Install Go 1.21 on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 install with the standard […]

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