chris

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

Oracle Linux 8 — gdb — security and stability fixes — required update (ELSA-2020-1635)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1635 Related CVEs: CVE-2019-1010180 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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FreeBSD 13 — php5-dom — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php5-dom — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php5 — multiple vulnerabilities Related CVEs: CVE-2015-4643 CVE-2015-4644 Upstream summary: The PHP project reports: DOM and GD: Fixed bug #69719 (Incorrect handling of paths with NULs). FTP: Improved fix for […]

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FreeBSD 13 — py311-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py311-pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-pygments — multiple DoS vulnerabilities Related CVEs: CVE-2021-20270 CVE-2021-27291 Upstream summary: Red Hat reports: An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of […]

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How to Use Skopeo for Container Images on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Use Skopeo for Container Images on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying use skopeo for container images on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Use Skopeo for Container Images on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the […]

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Common Problems 117395

APT Lock File Held by unattended-upgrades

🟡 Medium   ⏱ 5–30 min  Last verified: 27 December 2021 Affected versions: 20.04 📖 ~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 & Cross-Refs […]

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FreeBSD 13 — php5-mysql — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php5-mysql — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — SSL Downgrade Related CVEs: CVE-2015-3152 Upstream summary: Duo Security reports: Researchers have identified a serious vulnerability in some versions of Oracle’s MySQL database product that allows an attacker […]

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How to Set Up StrongSwan IKEv2 VPN on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Set Up StrongSwan IKEv2 VPN on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up strongswan ikev2 vpn on ibm aix 7.2 […]

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FreeBSD 13 — ruby22-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby22-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygems — deserialization vulnerability Related CVEs: CVE-2015-3900 CVE-2017-0903 Upstream summary: oss-security mailing list: There is a possible unsafe object desrialization vulnerability in RubyGems. It is possible for YAML deserialization of […]

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

Debian 11 — sleekxmpp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-5591 Upstream summary: An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in the vulnerable application's […]

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Spring Interview Questions and Answers — step-by-step DevOps tutorial on Progressive Robot

Spring Interview Questions and Answers

URL: https://www.progressiverobot.com/spring-interview-questions-and-answers/ We have posted a lot of [Spring Tutorials](/community/tutorials/spring-tutorial-spring-core-tutorial) recently. This post will help you get through Spring interview Questions explaining the core concepts in detail. Spring Framework is one of the most popular Java EE frameworks for web applications. [Dependency Injection](/community/tutorials/spring-dependency-injection) and Aspect-Oriented Programming are at the heart of the Spring framework. If […]

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