Package Management

How to Configure PAM on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure PAM on RHEL 8

Pluggable Authentication Modules (PAM) is the authentication framework at the heart of every RHEL 8 login, password change, and session management operation. PAM allows system administrators to configure authentication policies without modifying individual applications — by editing stack files in /etc/pam.d/, you can enforce account lockout after failed attempts, require strong passwords, limit resource usage, […]

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Oracle Linux 9 — ghostscript — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — ghostscript — security and stability fixes — required update (ELSA-2023-6544)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6544 Related CVEs: CVE-2023-28879 CVE-2023-38559 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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IBM AIX 7.3 — CVE-2020-4675 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2020-4675 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 11 June 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2020-4675, IBM Support Bulletin CVE: CVE-2020-4675 NVD summary: IBM InfoSphere Master Data Management Server 11.6 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions […]

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Windows Server 2022 — KB5030261 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030261 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030261 • MSRC update-guide entry Related CVEs: CVE-2023-38161 CVE-2023-38152 CVE-2023-38149 CVE-2023-38144 CVE-2023-38143 CVE-2023-38142 CVE-2023-38141 CVE-2023-38139  +4 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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openSUSE Tumbleweed — cscreen — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — cscreen — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2022-21945 CVE-2022-21946 Upstream summary: A Insecure Temporary File vulnerability in cscreen of openSUSE Factory allows local attackers to cause DoS for cscreen and a system […]

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IBM AIX 7.3 — CVE-2002-1040 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2002-1040 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 11 June 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2002-1040, IBM PSIRT advisory page CVE: CVE-2002-1040 NVD summary: Unknown vulnerability in the WebSecure (DFSWeb) configuration utilities in AIX 4.x, possibly related to relative pathnames. References: archives.neohapsis.com/archives/aix/2002-q3/0000   archives.neohapsis.com/archives/aix/2002-q3/0000 Table of contents […]

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Amazon Linux 2 — poppler — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — poppler — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2281 Related CVEs: CVE-2020-36023 CVE-2020-36024 CVE-2022-38349 CVE-2020-23804 CVE-2018-20662 CVE-2020-18839 CVE-2022-37050 CVE-2022-27337  +12 more Upstream summary: An issue was discovered in freedesktop poppler version 20.12.1, allows remote attackers to cause a […]

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IBM AIX 7.2 — CVE-2022-22425 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2022-22425 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 11 June 2023 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-22425, IBM Support Bulletin CVE: CVE-2022-22425 NVD summary: "IBM InfoSphere Information Server 11.7 is potentially vulnerable to CSV Injection. A remote attacker could execute arbitrary commands on the system, caused by improper […]

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NetBSD 9.4 — php70-exif — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php70-exif — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-10549 CVE-2018-14883 CVE-2018-14851 CVE-2016-7128 Upstream summary: pkgsrc audit-packages flagged php70-exif<7.0.30 for vulnerability class 'out-of-bounds-read'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-10549 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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