October 2021 - Page 64 of 69

How to Install VictoriaMetrics on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install VictoriaMetrics on FreeBSD 13

Introduction This guide explains how to Install VictoriaMetrics on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

Read more
Debian 11 — lucene-solr — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lucene-solr — multiple vulnerabilities (17 CVEs) — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) đź“– ~4 min read  â€˘  Source: Debian Security Tracker Related CVEs: CVE-2012-6612 CVE-2013-6397 CVE-2013-6407 CVE-2013-6408 CVE-2017-12629 CVE-2017-3163 CVE-2017-3164 CVE-2018-1308  +9 more Upstream summary: The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers […]

Read more
Debian 11 — pngcrush — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pngcrush — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) đź“– ~4 min read  â€˘  Source: Debian Security Tracker Related CVEs: CVE-2015-7700 Upstream summary: Double-free vulnerability in the sPLT chunk structure and png.c in pngcrush before 1.7.87 allows attackers to have unspecified impact via unknown vectors. Table of contents […]

Read more
Ubuntu 20.04 — ldns — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ldns — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) đź“– ~4 min read  â€˘  Source: Ubuntu Security Notice USN-5257-2 Related CVEs: CVE-2020-19860 CVE-2020-19861 Upstream summary: USN-5257-1 fixed several vulnerabilities in ldns. This update provides the corresponding update for Ubuntu 20.04 ESM and Ubuntu 22.04 ESM. Original advisory details: […]

Read more
FreeBSD 13 — phpmyadmin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — phpmyadmin — multiple vulnerabilities (20 CVEs) — patch and remediation guide (PATCH-REMEDIATION-2)

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 đź“– ~4 min read  â€˘  Source: FreeBSD VuXML VuXML topic: phpmyadmin — multiple vulnerabilities Related CVEs: CVE-2005-0543 CVE-2005-0544 CVE-2005-0567 CVE-2005-0653 CVE-2005-0992 CVE-2007-6100 CVE-2016-1927 CVE-2016-2038  +12 more Upstream summary: the phpmyadmin team reports: This security fix is part of an ongoing […]

Read more
FreeBSD 13 — wireshark-lite — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — wireshark-lite — multiple vulnerabilities (20 CVEs) — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 đź“– ~4 min read  â€˘  Source: FreeBSD VuXML VuXML topic: wireshark — multiple security issues Related CVEs: CVE-2007-3389 CVE-2007-3390 CVE-2007-3391 CVE-2007-3392 CVE-2007-3393 CVE-2007-6112 CVE-2007-6113 CVE-2007-6114  +12 more Upstream summary: wireshark developers reports: wnpa-sec-2018-05. IEEE 802.11 dissector crash. (CVE-2018-7335) wnpa-sec-2018-06. Large […]

Read more
How to Install Ansible on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Ansible on RHEL 7

How to Install Ansible on RHEL 7 Ansible is an agentless automation platform that lets you manage servers, deploy applications, and orchestrate complex workflows using simple YAML-based playbooks. Unlike other configuration management tools, Ansible requires no daemon or database on managed nodes — it connects over SSH and executes tasks on demand. On Red Hat […]

Read more
Common Problems 115469

RHEL 7 SSH login denied due to key permissions and SELinux context

đźź  High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 7 đź“– ~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 & […]

Read more
AlmaLinux 8 — python-schedutils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-schedutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 đź“– ~4 min read  â€˘  Source: AlmaLinux ALSA ALBA-2019:3627 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 […]

Read more
Oracle Linux 8 — virt-manager security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — virt-manager security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2019-3464)

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2019-3464 Related CVEs: CVE-2019-10183 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
CHAT