Security Hardening

NetBSD 10.0 — php-composer — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — php-composer — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • August 27, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-29472 CVE-2022-24828 CVE-2015-8371 CVE-2025-67746 Upstream summary: pkgsrc audit-packages flagged php{56,72,73,74,80}-composer<2.0.13 for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-29472 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Debian 13 — macopix — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — macopix — vulnerability — patch and remediation guide

  • August 27, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8614 Upstream summary: Multiple stack-based buffer overflows in the (1) conv_jistoeuc, (2) conv_euctojis, and (3) conv_sjistoeuc functions in codeconv.c in Claws Mail before 3.13.1 allow remote attackers to have […]

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Debian 13 — lua5.1 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — lua5.1 — vulnerability — patch and remediation guide

  • August 27, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-5461 Upstream summary: Buffer overflow in the vararg functions in ldo.c in Lua 5.1 through 5.2.x before 5.2.3 allows context-dependent attackers to cause a denial of service (crash) via […]

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Common Problems 124037

Oracle Linux 10 – SELinux Denies Custom Application Port Access – Label and Policy Fix

  • August 27, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 27 August 2025 Affected versions: Oracle Linux 10 📖 ~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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Debian 13 — notary — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — notary — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • August 27, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-9258 CVE-2015-9259 Upstream summary: In Docker Notary before 0.1, gotuf/signed/verify.go has a Signature Algorithm Not Matched to Key vulnerability. Because an attacker controls the field specifying the signature […]

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NetBSD 10.0 — amarok — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — amarok — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • August 27, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2006-6979 CVE-2008-3699 CVE-2020-13152 Upstream summary: pkgsrc audit-packages flagged amarok<1.4.5nb2 for vulnerability class 'remote-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6979 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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

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

  • August 27, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 27 August 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-13822 CVE-2020-28498 CVE-2024-42459 CVE-2024-42460 CVE-2024-42461 CVE-2024-48948 CVE-2024-48949 CVE-2025-14505 Upstream summary: The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or […]

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Debian 13 — dbus-glib — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — dbus-glib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • August 27, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1172 CVE-2013-0292 Upstream summary: DBus-GLib 0.73 disregards the access flag of exported GObject properties, which allows local users to bypass intended access restrictions and possibly cause a denial […]

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Debian 13 — x11-xserver-utils — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — x11-xserver-utils — vulnerability — patch and remediation guide

  • August 27, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-0465 Upstream summary: xrdb.c in xrdb before 1.0.9 in X.Org X11R7.6 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from […]

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How to Schedule Backups with restic on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Schedule Backups with restic on Debian 13

  • August 27, 2025
  • Linux
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Introduction How to Schedule Backups with restic on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie 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. […]

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