Package Management

Amazon Linux 2 — dhcp — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — dhcp — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • January 6, 2023
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2018-1021 Related CVEs: CVE-2018-1111 CVE-2021-25217 CVE-2018-5732 CVE-2018-5733 CVE-2022-2928 CVE-2022-2929 CVE-2019-6470 CVE-2017-3144 Upstream summary: Command injection vulnerability in the DHCP client NetworkManager integration script: A command injection flaw was found in […]

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CentOS Stream 9 — python-mako — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — python-mako — vulnerability — patch and remediation guide

  • January 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 January 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:2258 Related CVEs: CVE-2022-40023 Upstream summary: Mako is a template library written in Python. It provides a familiar, non-XML syntax which compiles into Python modules for maximum performance. Security Fix(es): * […]

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IBM AIX 7.3 — CVE-2004-0545 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2004-0545 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 6 January 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2004-0545, IBM Support Bulletin CVE: CVE-2004-0545 NVD summary: LVM for AIX 5.1 and 5.2 allows local users to overwrite arbitrary files via a symlink attack. References: www-1.ibm.com/services/continuity/recover1.nsf/m   www.ciac.org/ciac/bulletins/o-131.shtml   www.securityfocus.com/bid/10230 Table […]

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Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9655)

  • January 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 January 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9655 Related CVEs: CVE-2022-25647 CVE-2022-21549 CVE-2022-21541 CVE-2022-34169 CVE-2022-21540 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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Common Problems 118491

Ubuntu 16.04 LTS – apt update shows Temporary failure resolving archive.ubuntu.com – Fix & Prevention

  • January 5, 2023
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 5 January 2023 Affected versions: Ubuntu 16.04 LTS 📖 ~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 […]

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IBM AIX 7.3 — CVE-2008-0589 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2008-0589 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 5 January 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2008-0589, IBM Support Bulletin CVE: CVE-2008-0589 NVD summary: The ps program in bos.rte.control in IBM AIX 5.2, 5.3, and 6.1 allows local users to obtain sensitive information via unspecified vectors. References: secunia.com/advisories/28609 […]

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FreeBSD 13 — py37-tflite — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py37-tflite — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • January 5, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-tflite — buffer overflow vulnerability Related CVEs: CVE-2021-37689 CVE-2022-41894 Upstream summary: Thibaut Goetghebuer-Planchon reports: The reference kernel of the CONV_3D_TRANSPOSE TensorFlow Lite operator wrongly increments the data_ptr when adding the […]

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Common Problems 116902

Ubuntu 22.04 apt lock errors during updates

  • January 5, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 5 January 2023 📖 ~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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How to Configure ksh93 Advanced Scripting on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure ksh93 Advanced Scripting on IBM AIX 7.3

  • January 5, 2023
  • IBM AIX
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Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure ksh93 advanced scripting on IBM AIX 7.3 with […]

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Debian 11 — python-pysaml2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-pysaml2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • January 5, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 5 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10127 CVE-2016-10149 CVE-2017-1000246 CVE-2017-1000433 CVE-2020-5390 CVE-2021-21238 CVE-2021-21239 Upstream summary: PySAML2 allows remote attackers to conduct XML external entity (XXE) attacks via a crafted SAML XML request or response. […]

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