Security Hardening

openSUSE Tumbleweed — perl-Crypt-SaltedHash — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-Crypt-SaltedHash — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-47372 CVE-2026-47373 Upstream summary: Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is […]

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FreeBSD 15 — qemu-sbruno — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — qemu-sbruno — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qemu — denial of service vulnerability Related CVEs: CVE-2015-1779 CVE-2015-3209 CVE-2015-3214 CVE-2015-3456 CVE-2015-5154 CVE-2015-5158 CVE-2015-5165 CVE-2015-5166  +12 more Upstream summary: Daniel P. Berrange reports: The VNC server websockets decoder will […]

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Debian 13 — libarchive — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libarchive — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-5680 CVE-2007-3641 CVE-2007-3644 CVE-2007-3645 CVE-2010-4666 CVE-2011-1777 CVE-2011-1778 CVE-2011-1779  +12 more Upstream summary: The libarchive library in FreeBSD 6-STABLE after 2006-09-05 and before 2006-11-08 allows context-dependent attackers to cause […]

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

How to Install Go on FreeBSD 15

Introduction How to Install Go 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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NetBSD 10.0 — py-black — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-black — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2026-32274 Upstream summary: pkgsrc audit-packages flagged py{27,310,311,312,313,314}-black<26.3.1 for vulnerability class 'path-traversal'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-32274 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Common Problems 115965

Netplan Apply Fails Due to YAML Issues

🟡 Medium   ⏱ 5–30 min  Last verified: 13 June 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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FreeBSD 15 — mosquitto — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — mosquitto — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mosquitto — NULL pointer dereference Upstream summary: Roger Light reports: If an authenticated client connected with MQTT v5 sent a malformed CONNACK message to the broker a NULL pointer dereference […]

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FreeBSD 15 — transmission-daemon — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — transmission-daemon — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: transmission-daemon — vulnerable to dns rebinding attacks Upstream summary: Google Project Zero reports: The transmission bittorrent client uses a client/server architecture, the user interface is the client which communicates to […]

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Windows Server 2025 — KB5075906 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5075906 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5075906 • MSRC update-guide entry Related CVEs: CVE-2026-21519 CVE-2026-21248 CVE-2026-21247 CVE-2026-21242 CVE-2026-21234 CVE-2026-21236 CVE-2026-21533 CVE-2026-21513  +12 more Affected components: Windows Server 2025 Microsoft summary: Access of resource using incompatible type ('type confusion') […]

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FreeBSD 15 — xinetd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — xinetd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xinetd — ignores user and group directives for TCPMUX services Related CVEs: CVE-2012-0862 CVE-2013-4342 Upstream summary: xinetd would execute configured TCPMUX services without dropping privilege to match the service configuration […]

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