Operations

Debian 11 — ini4j — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ini4j — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-41404 Upstream summary: An issue in the fetch() method in the BasicProfile class of org.ini4j through version v0.5.4 allows attackers to cause a Denial of Service (DoS) via […]

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Ubuntu 18.04 — xterm — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — xterm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 June 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4746-1 Related CVEs: CVE-2021-27135 Upstream summary: Tavis Ormandy discovered that xterm incorrectly handled certain character sequences. A remote attacker could use this issue to cause xterm to crash, resulting in […]

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SLES 15 — apache-sshd — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — apache-sshd — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 8 June 2022 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:0224-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-45047 Upstream summary: Class org.apache.sshd.server.keyprovider.SimpleGeneratorHostKeyProvider in Apache MINA SSHD <= 2.9.1 uses Java deserialization to load a serialized java.security.PrivateKey. The class is one of several […]

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openSUSE Tumbleweed — python38-joblib — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python38-joblib — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:10214-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-21797 Upstream summary: The package joblib from 0 and before 1.2.0 are vulnerable to Arbitrary Code Execution via the pre_dispatch flag in Parallel() class due […]

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

Debian 11 — ghostscript — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2721 CVE-2007-6725 CVE-2008-0411 CVE-2008-3520 CVE-2008-3522 CVE-2008-6679 CVE-2009-0196 CVE-2009-0583  +12 more Upstream summary: The jpc_qcx_getcompparms function in jpc/jpc_cs.c for the JasPer JPEG-2000 library (libjasper) before 1.900 allows remote user-assisted […]

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Common Problems 117078

Ubuntu 22.04 LTS – no space left on device due to inode exhaustion – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 8 June 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]

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How to Configure WinRM Security on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure WinRM Security on Windows Server 2012 R2

How to Configure WinRM Security on Windows Server 2012 R2 Windows Remote Management (WinRM) is the Microsoft implementation of the WS-Management protocol and is the foundation of PowerShell remoting, CIM sessions, Server Manager remote management, and many automation frameworks. WinRM is powerful, but an improperly configured WinRM listener exposes the server to credential theft, unauthorized […]

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Oracle Linux 8 — container-tools:1.0 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:1.0 — security and stability fixes — required update (ELSA-2019-3494)

🟠 High   ⏱ 15–60 min  Last verified: 7 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3494 Related CVEs: CVE-2019-10214 CVE-2019-14378 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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AlmaLinux 8 — libdazzle — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libdazzle — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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Common Problems 114611

RHEL 9 FIPS Mode Enabled but Applications Fail to Start

🟡 Medium   ⏱ 5–30 min  Last verified: 7 June 2022 📖 ~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 References & Further […]

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