August 2021 - Page 26 of 69

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

Debian 11 — psi — 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-2008-6393 Upstream summary: PSI Jabber client before 0.12.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a file transfer request […]

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How to Set Up Zabbix Agent on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Zabbix Agent on Windows Server 2012 R2

How to Set Up Zabbix Agent on Windows Server 2012 R2 Zabbix is a mature, enterprise-grade open-source monitoring platform that provides agent-based and agentless monitoring with built-in alerting, trending, dashboards, and auto-discovery. The Zabbix Agent 2 provides active and passive check modes, native Windows performance counter collection, event log monitoring, process monitoring, and support for […]

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Debian 11 — vino — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — vino — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-0904 CVE-2011-0905 CVE-2011-1164 CVE-2011-1165 CVE-2012-4429 CVE-2013-5745 CVE-2014-6053 CVE-2018-7225  +1 more Upstream summary: The rfbSendFramebufferUpdate function in server/libvncserver/rfbserver.c in vino-server in Vino 2.x before 2.28.3, 2.32.x before 2.32.2, 3.0.x […]

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Debian 11 — fig2dev — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — fig2dev — multiple vulnerabilities (20 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-2017-16899 CVE-2018-16140 CVE-2019-14275 CVE-2019-19555 CVE-2019-19746 CVE-2019-19797 CVE-2020-21529 CVE-2020-21530  +12 more Upstream summary: An array index error in the fig2dev program in Xfig 3.2.6a allows remote attackers to cause […]

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How to Configure Apache as a Reverse Proxy on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Apache as a Reverse Proxy on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying configure apache as a reverse proxy both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Apache as a Reverse Proxy on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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Ubuntu 20.04 — node-object-path — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-object-path — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5967-1 Related CVEs: CVE-2020-15256 CVE-2021-23434 CVE-2021-3805 Upstream summary: It was discovered that the set() method in object-path could be corrupted as a result of prototype pollution by sending a message […]

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Oracle Linux 8 — virt:kvm_utils — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — virt:kvm_utils — vulnerability — patch and remediation guide (ELSA-2022-10093)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-10093 Related CVEs: CVE-2021-3631 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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