Logging Monitoring

Oracle Linux 9 — c-ares security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — c-ares security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-6635)

  • August 13, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 13 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6635 Related CVEs: CVE-2022-4904 CVE-2023-31130 CVE-2023-31147 CVE-2023-31124 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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NetBSD 9.4 — emacs24-nox11-24.4* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — emacs24-nox11 — vulnerability — patch and remediation guide

  • August 13, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2014-9483 Upstream summary: pkgsrc audit-packages flagged emacs24-nox11 for vulnerability class 'sensitive-information-disclosure'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2014-9483 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Perform a CIS Benchmark Audit on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Perform a CIS Benchmark Audit on CentOS Stream 9

  • August 13, 2023
  • CentOS
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Introduction Setting up perform a cis benchmark audit on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Perform a CIS Benchmark Audit on CentOS Stream 9, with all the commands you need, the SELinux and firewalld […]

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Amazon Linux 2023 — kernel-livepatch-6.1.61-85.141 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.61-85.141 — vulnerability — patch and remediation guide

  • August 13, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-020 Related CVEs: CVE-2023-6111 Upstream summary: A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. The function nft_trans_gc_catchall did not remove […]

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Debian 12 — cron — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — cron — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • August 13, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 13 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-2607 CVE-2017-9525 CVE-2019-9704 CVE-2019-9705 CVE-2019-9706 Upstream summary: do_command.c in Vixie cron (vixie-cron) 4.1 does not check the return code of a setuid call, which might allow local users […]

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Debian 12 — ulfius — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ulfius — vulnerability — patch and remediation guide

  • August 13, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 13 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40540 Upstream summary: ulfius_uri_logger in Ulfius HTTP Framework before 2.7.4 omits con_info initialization and a con_info->request NULL check for certain malformed HTTP requests. Table of contents Symptom & […]

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NetBSD 9.4 — suse_locale — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — suse_locale — vulnerability — patch and remediation guide

  • August 13, 2023
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged suse{,32}_locale<11.1 for vulnerability class 'eol'. Reference: https://ftp.NetBSD.org/pub/NetBSD/packages/vulns/eol-packages Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Debian 12 — libappimage — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libappimage — vulnerability — patch and remediation guide

  • August 13, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 13 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-25265 Upstream summary: AppImage libappimage before 1.0.3 allows attackers to trigger an overwrite of a system-installed .desktop file by providing a .desktop file that contains Name= with path […]

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NetBSD 9.4 — spidermonkey52 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — spidermonkey52 — vulnerability — patch and remediation guide

  • August 13, 2023
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged spidermonkey52-[0-9]* for vulnerability class 'multiple-vulnerabilities'. Reference: https://www.mozilla.org/en-US/security/advisories/mfsa2018-24/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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How to Set Up VLANs on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up VLANs on Oracle Linux 9

Introduction Setting up set up vlans on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up VLANs on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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