chris

Ubuntu 22.04 — linux-nvidia-tegra — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-nvidia-tegra — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 July 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8279-1 Related CVEs: CVE-2024-35862 CVE-2024-50060 CVE-2026-23274 CVE-2026-23351 CVE-2026-31419 CVE-2026-31431 CVE-2026-31504 CVE-2026-31533  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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Fedora 42 — dotnet9.0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — dotnet9.0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-85758358ff Related CVEs: CVE-2026-32175 CVE-2026-32177 CVE-2026-35433 CVE-2026-42899 CVE-2026-26171 CVE-2026-32178 CVE-2026-32203 CVE-2026-33116 Upstream summary: Update to .NET SDK 9.0.117 and Runtime 9.0.16 Fixes: CVE-2026-32175,CVE-2026-32177,CVE-2026-35433,CVE-2026-42899 Release Notes: – SDK: https://github.com/dotnet/core/blob/main/release-notes/9.0/9.0.16/9.0.117.md – Runtime: https://github.com/dotnet/core/blob/main/release-notes/9.0/9.0.16/9.0.16.md Table […]

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Common Problems 116040

Ubuntu 26.04 LTS /boot Partition Full Prevents Kernel Updates

🟠 High   ⏱ 5–30 min  Last verified: 19 July 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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Common Problems 116032

Ubuntu 26.04 LTS – unattended-upgrades causes sustained high CPU – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 July 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 2025 — KB5073700 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5073700 — 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 KB5073700 • MSRC update-guide entry Related CVEs: CVE-2026-0386 CVE-2026-20816 CVE-2026-20820 CVE-2026-20821 CVE-2026-20828 CVE-2026-20831 CVE-2026-20833 CVE-2026-20834  +12 more Affected components: Windows Server 2025 Microsoft summary: Improper access control in Windows Deployment Services allows […]

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FreeBSD 15 — rubygem18-dragonfly — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — rubygem18-dragonfly — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-dragonfly — arbitrary code execution Related CVEs: CVE-2013-1756 Upstream summary: Mark Evans reports: Unfortnately there is a security vulnerability in Dragonfly when used with Rails which would potentially allow an […]

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FreeBSD 15 — putty — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — putty — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: putty — multiple security vulnerabilities Related CVEs: CVE-2005-0467 CVE-2011-4607 CVE-2013-4206 CVE-2013-4207 CVE-2013-4208 CVE-2013-4852 CVE-2015-2157 CVE-2015-5309  +5 more Upstream summary: Simon Tatham reports: These features are new in PuTTY 0.84: Security […]

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FreeBSD 15 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libebml — multiple vulnerabilities Related CVEs: CVE-2015-8789 CVE-2015-8790 CVE-2015-8791 Upstream summary: Mortiz Bunkus reports: Multiple invalid memory accesses vulnerabilities. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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