September 2021 - Page 15 of 66

How to Configure PMR Data Collection on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure PMR Data Collection 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 configure pmr data collection on ibm aix 7.1 on […]

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FreeBSD 13 — py36-slixmpp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py36-slixmpp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: slixmpp — improper access control Related CVEs: CVE-2019-1000021 Upstream summary: NVD reports: slixmpp version before commit 7cd73b594e8122dddf847953fcfc85ab4d316416 contains an incorrect Access Control vulnerability in XEP-0223 plugin (Persistent Storage of Private […]

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Debian 11 — maradns — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — maradns — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2097 CVE-2007-3114 CVE-2007-3115 CVE-2007-3116 CVE-2008-0061 CVE-2010-2444 CVE-2011-0520 CVE-2011-5055  +5 more Upstream summary: The compression code in MaraDNS before 0.9.01 allows remote attackers to cause a denial of service […]

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

Debian 11 — libxinerama — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1985 Upstream summary: Integer overflow in X.org libXinerama 1.1.2 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to […]

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How to Configure syslog-ng on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure syslog-ng on FreeBSD 13

Introduction Deploying configure syslog-ng on freebsd 13 on a FreeBSD 13 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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JUnit Assert Exception - JUnit 5 and JUnit 4 — step-by-step Programming tutorial on Progressive Robot

JUnit Assert Exception – JUnit 5 and JUnit 4

URL: https://www.progressiverobot.com/junit-assert-exception-expected/ We can test expected exceptions using [JUnit 5](/community/tutorials/junit5-tutorial) assertThrows assertion. This [JUnit assertion](/community/tutorials/junit-assertions) method returns the thrown exception, so we can use it to assert exception message too. JUnit Assert Exception Here is a simple example showing how to assert exception in JUnit 5. String str = null; assertThrows(NullPointerException.class, () -> str.length()); JUnit […]

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Debian 11 — yubico-pam — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — yubico-pam — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4120 CVE-2018-9275 Upstream summary: Yubico PAM Module before 2.10 performed user authentication when 'use_first_pass' PAM configuration option was not used and the module was configured as 'sufficient' in […]

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How To Use MongoDB Compass — step-by-step Databases tutorial on Progressive Robot

How To Use MongoDB Compass

With MongoDB Compass, you can access most of the features the MongoDB database engine offers through an intuitive visual display. You can glance through the databases, collections, and individual documents, interactively create queries, manipulate existing documents, and design aggregation pipelines through a dedicated interface.

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FreeBSD 12 — mariadb103-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mariadb103-client — multiple vulnerabilities (20 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: MariaDB — Multiple vulnerabilities Related CVEs: CVE-2020-15180 CVE-2020-2574 CVE-2021-46659 CVE-2021-46661 CVE-2021-46663 CVE-2021-46664 CVE-2021-46665 CVE-2021-46668  +12 more Upstream summary: The MariaDB project reports: MariaDB fixed 23 vulnerabilities across all supported versions […]

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