Logging Monitoring

Debian 12 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-url-parse — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • June 19, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3774 CVE-2020-8124 CVE-2021-27515 CVE-2021-3664 CVE-2022-0512 CVE-2022-0639 CVE-2022-0686 CVE-2022-0691 Upstream summary: Incorrect parsing in url-parse <1.4.3 returns wrong hostname which leads to multiple vulnerabilities such as SSRF, Open Redirect, […]

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How to Enable SSL/TLS with Let's Encrypt on Apache2 on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Enable SSL/TLS with Let’s Encrypt on Apache2 on Debian 12

  • June 19, 2023
  • Linux
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Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up enable ssl/tls with let’s encrypt on apache2 on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each […]

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

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

  • June 19, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4948-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-40889 CVE-2023-40890 Upstream summary: A heap-based buffer overflow exists in the qr_reader_match_centers function of ZBar 0.23.90. Specially crafted QR codes may lead to information disclosure […]

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Debian 12 — ruby-grape — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-grape — vulnerability — patch and remediation guide

  • June 19, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3769 Upstream summary: ruby-grape ruby gem suffers from a cross-site scripting (XSS) vulnerability via "format" parameter. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Ubuntu 18.04 — atril — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — atril — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • June 19, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7274-1 Related CVEs: CVE-2019-1010006 CVE-2019-11459 CVE-2023-51698 CVE-2023-52076 Upstream summary: It was discovered that Atril incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial […]

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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-2024-12151)

  • June 19, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12151 Related CVEs: CVE-2022-29900 CVE-2023-25775 CVE-2023-45863 CVE-2023-4244 CVE-2022-29901 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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NetBSD 9.4 — clutter — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — clutter — vulnerability — patch and remediation guide

  • June 19, 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 Related CVEs: CVE-2015-3213 Upstream summary: pkgsrc audit-packages flagged clutter<1.16.2 for vulnerability class 'multiple-vulnerabilities'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3213 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Install Prometheus on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Prometheus on Debian 12

  • June 18, 2023
  • Linux
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Introduction How to Install Prometheus on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This tutorial […]

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Amazon Linux 2023 — flac — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — flac — vulnerability — patch and remediation guide

  • June 18, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-008 Related CVEs: CVE-2021-0561 Upstream summary: An out-of-bounds write vulnerability was found in libFlak. The vulnerability occurs due to a missing bounds check. This flaw allows a local attacker without […]

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Amazon Linux 2023 — e2fsprogs — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — e2fsprogs — vulnerability — patch and remediation guide

  • June 18, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-044 Related CVEs: CVE-2022-1304 Upstream summary: An out-of-bounds read/write vulnerability was found in e2fsprogs. This issue leads to a segmentation fault and possibly arbitrary code execution via a specially crafted […]

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