chris

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

Debian 13 — lxsession — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-2532 Upstream summary: lxsession-logout in lxsession in LXDE, as used on SUSE openSUSE 11.3 and other platforms, does not lock the screen when the Suspend or Hibernate button […]

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Debian 13 — node-dot — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-dot — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8141 Upstream summary: The dot package v1.1.2 uses Function() to compile templates. This can be exploited by the attacker if they can control the given template or if they […]

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Debian 13 — pound — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — pound — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-2026 CVE-2005-1391 CVE-2005-3751 CVE-2009-3555 CVE-2011-3389 CVE-2012-4929 CVE-2014-3566 CVE-2016-10711  +1 more Upstream summary: Format string vulnerability in the logmsg function in svc.c for Pound 1.5 and earlier allows remote […]

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Rocky Linux 9 — galera — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — galera — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:0247 Related CVEs: CVE-2023-52969 CVE-2023-52970 CVE-2023-52971 CVE-2025-13699 CVE-2025-21490 CVE-2025-30693 CVE-2025-30722 Upstream summary: MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL. Security Fix(es): * mysql: […]

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Ubuntu 18.04 — openssl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — openssl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8155-2 Related CVEs: CVE-2026-28388 CVE-2026-28389 CVE-2026-28390 CVE-2026-28387 CVE-2025-68160 CVE-2025-69420 CVE-2026-22796 CVE-2025-69421  +12 more Upstream summary: USN-8155-1 fixed vulnerabilities in OpenSSL. This update provides the corresponding updates for CVE-2026-28387 for openssl […]

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Ubuntu 22.04 — node-form-data — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — node-form-data — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7976-1 Related CVEs: CVE-2025-7783 Upstream summary: Ben Shonaldmann discovered that Form-data incorrectly generated boundary values for multipart form-encoded data, leading to predictable values. A remote attacker could possibly use this […]

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Ubuntu 22.04 — nltk — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — nltk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8214-1 Related CVEs: CVE-2025-14009 Upstream summary: It was discovered that NLTK incorrectly handled file extraction when opening a maliciously crafted zip file. An attacker could possibly use this issue to […]

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Common Problems 115934

Ubuntu 26.04 LTS – DNS lookups fail with systemd-resolved stub issues – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 June 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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Windows Server 2022 — KB5051987 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5051987 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5051987 • MSRC update-guide entry Related CVEs: CVE-2025-21376 CVE-2025-26634 CVE-2025-21351 CVE-2025-21352 CVE-2025-21368 CVE-2025-21369 CVE-2025-21375 CVE-2025-21391  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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

How to Set Up Bhyve Virtualization on FreeBSD 15

Introduction How to Set Up Bhyve Virtualization 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 […]

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