chris

AlmaLinux 8 — glassfish-el — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — glassfish-el — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • July 4, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:9318 Related CVEs: CVE-2019-10086 CVE-2025-48734 CVE-2022-29599 CVE-2020-13956 Upstream summary: The javapackages-tools packages provide macros and scripts to support Java packaging. Security Fix(es): * apache-commons-beanutils: does not suppresses the class property in PropertyUtilsBean […]

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How to Install Terraform on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Terraform on FreeBSD 15

Introduction This guide explains how to Install Terraform on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

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Debian 13 — rust-vmm-sys-util — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-vmm-sys-util — vulnerability — patch and remediation guide

  • July 4, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 4 July 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-50711 Upstream summary: vmm-sys-util is a collection of modules that provides helpers and utilities used by multiple rust-vmm components. Starting in version 0.5.0 and prior to version 0.12.0, an […]

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Debian 11 — dolphin — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — dolphin — vulnerability — patch and remediation guide

  • July 4, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 4 July 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-41525 Upstream summary: KDE Dolphin before 25.12.3 allows applications in a Flatpak (or with AppArmor confinement) to open folders outside of the application sandbox without additional scrutiny. Dolphin's […]

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Debian 13 — pygments — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — pygments — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • July 4, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 4 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8557 CVE-2021-20270 CVE-2021-27291 CVE-2022-40896 CVE-2026-4539 Upstream summary: The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via shell metacharacters in […]

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Debian 13 — nix — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — nix — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • July 4, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 4 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-27297 CVE-2024-36050 CVE-2024-38531 CVE-2024-47174 CVE-2026-39860 CVE-2026-44028 CVE-2026-44029 Upstream summary: Nix is a package manager for Linux and other Unix systems. A fixed-output derivations on Linux can send file […]

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openSUSE Tumbleweed — p11-kit — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — p11-kit — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • July 4, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-2100 CVE-2020-29361 Upstream summary: A flaw was found in p11-kit. A remote attacker could exploit this vulnerability by calling the C_DeriveKey function on a remote […]

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Common Problems 115995

UFW Blocking SSH or Required Service Ports

🟡 Medium   ⏱ 5–30 min  Last verified: 4 July 2026 📖 ~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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Debian 13 — byacc — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — byacc — vulnerability — patch and remediation guide

  • July 4, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 4 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3196 Upstream summary: skeleton.c in yacc does not properly handle reduction of a rule with an empty right hand side, which allows context-dependent attackers to cause an out-of-bounds […]

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Red Hat Enterprise Linux 10 — osbuild-composer — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — osbuild-composer — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • July 4, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19750 Related CVEs: CVE-2026-25679 CVE-2026-32280 CVE-2026-32282 CVE-2026-32283 CVE-2025-61726 CVE-2025-61729 CVE-2025-61728 CVE-2025-68121  +1 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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