Troubleshooting

Debian 13 — libebml — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libebml — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • May 14, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8789 CVE-2015-8790 CVE-2015-8791 CVE-2019-13615 CVE-2021-3405 CVE-2023-52339 Upstream summary: Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply […]

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How to Set Up S3FS FUSE Mount on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up S3FS FUSE Mount on FreeBSD 15

Introduction How to Set Up S3FS FUSE Mount on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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Debian 13 — impose+ — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — impose+ — vulnerability — patch and remediation guide

  • May 14, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4960 Upstream summary: impose in impose+ 0.2 allows local users to overwrite arbitrary files via a symlink attack on (1) /tmp/*-tmp.ps and (2) /tmp/bboxx-* temporary files. Table of […]

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Debian 13 — ganglia-web — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ganglia-web — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • May 14, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0275 CVE-2013-1770 CVE-2013-6395 CVE-2015-6816 CVE-2019-20378 CVE-2019-20379 CVE-2024-52762 CVE-2024-52763 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in Ganglia Web before 3.5.6 allow remote attackers to inject arbitrary web script […]

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How to Install Icinga2 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Icinga2 on FreeBSD 15

Introduction How to Install Icinga2 on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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Ubuntu 18.04 — zulucrypt — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — zulucrypt — vulnerability — patch and remediation guide

  • May 14, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8218-1 Related CVEs: CVE-2025-53391 Upstream summary: Aaron Rainbolt discovered that zuluCrypt used insecure PolicyKit settings in zuluPolkit. An attacker could possibly use this issue to cause local privilege escalation to […]

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SLES 16 — libexempi8 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libexempi8 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 14, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:1603-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-12648 CVE-2018-7728 CVE-2018-7729 CVE-2018-7730 CVE-2018-7731 Upstream summary: The WEBP::GetLE32 function in XMPFiles/source/FormatSupport/WEBP_Support.hpp in Exempi 2.4.5 has a NULL pointer dereference. Table of contents Symptom & […]

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SLES 16 — nfs-client — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — nfs-client — vulnerability — patch and remediation guide

  • May 14, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:744-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-3689 Upstream summary: The nfs-utils package in SUSE Linux Enterprise Server 12 before and including version 1.3.0-34.18.1 and in SUSE Linux Enterprise Server 15 before […]

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How to Set Up Nagios on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Nagios on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up nagios on FreeBSD 15 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This guide walks […]

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SLES 12 — flatpak — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — flatpak — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • May 14, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1511-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-34078 CVE-2024-42472 CVE-2024-32462 CVE-2023-28100 CVE-2017-5226 CVE-2019-10063 CVE-2026-34079 CVE-2023-28101  +1 more Upstream summary: Flatpak is a Linux application sandboxing and distribution framework. Prior to 1.16.4, the […]

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