November 2021 - Page 57 of 64

Debian 11 — ruby-mixlib-archive — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-mixlib-archive — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000026 Upstream summary: Chef Software's mixlib-archive versions 0.3.0 and older are vulnerable to a directory traversal attack allowing attackers to overwrite arbitrary files by using ".." in tar […]

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Debian 11 — csound — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — csound — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-5986 CVE-2012-0270 CVE-2012-2106 CVE-2012-2107 CVE-2012-2108 Upstream summary: Untrusted search path vulnerability in the (1) "VST plugin with Python scripting" and (2) "VST plugin for writing score generators in […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2021-9306)

🟠 High   ⏱ 15–60 min  Last verified: 4 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9306 Related CVEs: CVE-2020-28374 CVE-2021-23133 CVE-2021-29154 CVE-2021-31916 CVE-2020-36310 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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FreeBSD 13 — de-linux-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — de-linux-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156 CVE-2004-1157  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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VMware ESXi 7.0 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 7.0

VMware ESXi 7.0 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide

🔴 Critical   ⏱ 30–120 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 7.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2021-0028 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2021-45105 Fixed image profile / build: ESXi670-202111101-SG Upstream summary: ESXi ships Apache log4j inside several Java-based services; Log4Shell (CVE-2021-44228) requires either patching or applying the documented […]

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Oracle Linux 8 — .NET Core 2.1 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET Core 2.1 security and bugfix update (ELSA-2021-3145)

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3145 Related CVEs: CVE-2021-34485 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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Common Problems 114908

RHEL 8 RPM Database Locked During Automated Updates

🟡 Medium   ⏱ 5–30 min  Last verified: 3 November 2021 📖 ~2 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 References & Further […]

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FreeBSD 13 — php53-sqlite — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php53-sqlite — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php5-sqlite — open_basedir bypass Related CVEs: CVE-2012-3365 Upstream summary: MITRE CVE team reports: The SQLite functionality in PHP before 5.3.15 allows remote attackers to bypass the open_basedir protection mechanism via […]

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How to Set Up SUSE Security Module on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up SUSE Security Module on SLES 15

Introduction This tutorial covers How to Set Up SUSE Security Module on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: […]

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